7.3 Powerstroke Parts
Ford’s 7.3L Powerstroke engine delivers a considerable amount of muscle, making it a popular choice among those who need a truck that can get the job done. However, truck owners know that it doesn’t take long before they start feeling like they could make some improvements. Because tweaking and tuning a high-performance engine like these is part of the fun of having it, Powerhouse Diesel offers a wide range of 7.3 Powerstroke parts to help you get the most out of yours. In addition to the widest selection of 7.3 Powerstroke accessories and components, we also provide you with the expertise and experience you need to help you navigate to finding what’s best for your needs. We take pride in offering the highest levels of customer service. You can trust us to lead you in the right direction because we have the passion and know-how to ensure you get the best overall results. Our goal is to provide you with the ultimate experience from start to finish.
Filters
- Air Filters - Direct Fit (13)
- Air Filters - Drop In (10)
- Air Springs (12)
- Air Suspension Kits (28)
- Alternator (4)
- Axles (32)
- Ball Joint (4)
- Ball Joints (4)
- Bed Bars (8)
- Bed Steps (7)
- Body Mount Kit (4)
- Bolts (4)
- Brackets (4)
- Brake Hardware (4)
- Bull Bars (6)
- Catback (19)
- Clutch (9)
- Clutch Kits - Multi (8)
- Clutch Kits - Single (13)
- Cold Air Intakes (16)
- Diff Covers (48)
- Differential Bushings (19)
- Differential Housings (20)
- Differential Install Kits (90)
- Differential Overhaul Kits (27)
- Differential Seal Kits (17)
- Differential Spider Gears (19)
- Differential Yokes (38)
- Differentials (69)
- Engine Parts (13)
- Exhaust Brakes (17)
- Final Drive Gears (114)
- Floor Mats - Rubber (106)
- Fluids (14)
- Fuel Air Separators (29)
- Fuel Injector (5)
- Fuel Injectors - Diesel (50)
- Fuel Line Kit (5)
- Fuel Pumps (6)
- Fuel System (9)
- Fuel Systems (5)
- Fuel Tanks (5)
- Gaskets (6)
- Gear Oils (6)
- Hardware (10)
- Hardware - Singles (7)
- Hardware Kits - Other (7)
- Headers & Manifolds (14)
- Hitch Accessories (6)
- Hoses (21)
- HPOP (8)
- HPOP Line (6)
- In-Line Modules (12)
- Intercooler Kits (11)
- Intercoolers (18)
- Leaf Springs (8)
- LED Light Bars (8)
- LED Light Pods (5)
- Lug Nuts (5)
- Mud Flaps (15)
- Nerf Bars (21)
- Performance Packages (36)
- Piston Ring Set (10)
- Positive Air Shutdown (5)
- Protective Films (5)
- Radiators (7)
- Replacement Carpet (28)
- Ring & Pinions (19)
- Ring and Pinion Install Kits (13)
- Running Boards (25)
- Shock Absorber (33)
- Shocks & Stabilizers (16)
- Shocks and Struts (54)
- Silicone Couplers & Hoses (13)
- Steering Stabilizer (6)
- Stone/Bug Deflectors (6)
- Susp Lift Kits 4wd (9)
- Thermostats (7)
- Tools (30)
- Torque Converters (7)
- Transmission Controllers (8)
- Transmission Cooler Line Kit (7)
- Transmission Filters (5)
- Transmission Internals (17)
- Transmission Rebuild Kits (5)
- Transmissions (69)
- Turbine Housings (5)
- Turbo (20)
- Turbo Pedestal (8)
- Turbo Upgrade Components (5)
- Turbocharger (24)
- Turbochargers (10)
- Turbochargers and Exhausts (6)
- U-Joints (21)
- Vertex Shocks (6)
- Wheel Bearing Install Kits (12)
- Wheel Bearings (19)
- Wheels (14)
- Wind Deflectors (7)
- Wiring Harnesses (5)
- AFE (92)
- Air Lift (25)
- Airaid (3)
- AirDog (2)
- Alliant (6)
- AMP Research (33)
- APEX (11)
- ARP (4)
- ATS Diesel (91)
- Banks Power (93)
- BD Diesel (94)
- Beans (1)
- Bilstein (24)
- BorgWarner (1)
- Bostech (7)
- Bully Dog (1)
- Carrillo (2)
- Clevite (8)
- Cnc (65)
- Colt (1)
- CSF (3)
- DDP (2)
- Diesel Tech (3)
- Dorman (4)
- Eaton (31)
- Edge (7)
- EZ Lynk (1)
- FASS Fuel Systems (25)
- Firestone (16)
- Fleece Performance (9)
- Ford (17)
- FOX (34)
- Full Force (25)
- Garrett (1)
- Hays (1)
- Industrial Injection (39)
- Irate (9)
- Jelibuilt (1)
- Kc Turbo (42)
- Kryptonite (4)
- Leece-Neville (1)
- LUND (73)
- Mahle (35)
- Mean Green (2)
- Mishimoto (81)
- Mpd (8)
- No Limit (2)
- Php (1)
- Powerhouse Diesel (8)
- Pro Form Fab (5)
- Pusher Intakes (1)
- RCD Performance (3)
- ReadyLift (6)
- Redhead (3)
- Rough Country (156)
- S&B (14)
- Schaeffer's (14)
- SCT Performance (8)
- Smeding (23)
- South Bend Clutch (23)
- Titan Fuel Tanks (7)
- Valair (9)
- Warn (2)
- WeatherTech (152)
- Wehrli (8)
- XDP (41)
- Yukon Gear & Axle (589)
-
Sct 5015P Livewire TS+ Performance Programmer
SCT PerformanceOriginal price $ 10,804.00 - Original price $ 10,804.00Original price$ 10,804.00$ 10,804.00 - $ 10,804.00Current price $ 10,804.00| /5.0 / 5.0
3 Reviews
The SCT 5015P Livewire TS+ Performance Programmer is a performance upgrade and monitor all in one for your 1999-2016 Ford Powerstroke. From the fac...
View full detailsOriginal price $ 10,804.00 - Original price $ 10,804.00Original price$ 10,804.00$ 10,804.00 - $ 10,804.00Current price $ 10,804.00| / -
7.3 Super Duty Uvch and OEM Glow Plugs
Powerhouse DieselOriginal price $ 4,052.00 - Original price $ 4,052.00Original price$ 4,052.00$ 4,052.00 - $ 4,052.00Current price $ 4,052.00| /99-03 7.3 Super Duty OEM Glow Plugs and 1 piece valve cover gaskets with harness included.
Original price $ 4,052.00 - Original price $ 4,052.00Original price$ 4,052.00$ 4,052.00 - $ 4,052.00Current price $ 4,052.00| / -
Obs 7.3 ebv delete kit with bellowed uppipes
Powerhouse DieselOriginal price $ 5,042.00 - Original price $ 5,042.00Original price$ 5,042.00$ 5,042.00 - $ 5,042.00Current price $ 5,042.00| /TP-38 Blank / Deleted Pedestal With Exhaust Housing & Up-Pipe KitFITS 94-97 FORD 7.3L POWERSTROKE DIESEL ENGINESExhaust Back Pressure Valve act...
View full detailsOriginal price $ 5,042.00 - Original price $ 5,042.00Original price$ 5,042.00$ 5,042.00 - $ 5,042.00Current price $ 5,042.00| / -
Schaeffer's 0137CTPACarbon Treat All Season
Schaeffer'sOriginal price $ 423.00 - Original price $ 423.00Original price$ 423.00$ 423.00 - $ 423.00Current price $ 423.00| /0137CTPA CarbonTreat is the cure for a problem you may not know exists. That said, you probably have heard of injector failures and plugged fuel f...
View full detailsOriginal price $ 423.00 - Original price $ 423.00Original price$ 423.00$ 423.00 - $ 423.00Current price $ 423.00| / -
CNC Fabrication 94.5-97 7.3L 4-Line Feed Fuel Line Kit - CNC-7.3-OBS-4LFFBD
CncOriginal price $ 7,202.00 - Original price $ 7,202.00Original price$ 7,202.00$ 7,202.00 - $ 7,202.00Current price $ 7,202.00| /CNC Model 422012TRUCK YEARS: 1994.5-97 ENGINE TYPE: 7.3LMeant for installation with factory or aftermarket drop-in style turbosUpgraded with aerosp...
View full detailsOriginal price $ 7,202.00 - Original price $ 7,202.00Original price$ 7,202.00$ 7,202.00 - $ 7,202.00Current price $ 7,202.00| / -
Ez Oil Drain Valve EZ-111
EzOriginal price $ 468.00 - Original price $ 468.00Original price$ 468.00$ 468.00 - $ 468.00Current price $ 468.00| /5.0 / 5.0
2 Reviews
The EZ Oil Drain Valve EZ-111 eliminates the hassle and mess of draining the oil in your 1994-2010 Ford 7.3L/6.0L/6.4L Powerstroke. The EZ Oil Drai...
View full detailsOriginal price $ 468.00 - Original price $ 468.00Original price$ 468.00$ 468.00 - $ 468.00Current price $ 468.00| / -
Sct 40490 Bdx Performance Tuner
SCT PerformanceOriginal price $ 7,185.00 - Original price $ 7,185.00Original price$ 7,185.00$ 7,185.00 - $ 7,185.00Current price $ 7,185.00| /5.0 / 5.0
1 Review
Unlock the power and potential of your GM Duramax, Dodge Cummins, and Ford Powerstroke with the SCT 40490 BDX Performance Tuner. Pre-loaded with SC...
View full detailsOriginal price $ 7,185.00 - Original price $ 7,185.00Original price$ 7,185.00$ 7,185.00 - $ 7,185.00Current price $ 7,185.00| / -
XDP Stock+ Series Flex Plate 1994-2003 Ford 7.3L Powerstroke E4OD/4R100
XDPOriginal price $ 3,403.00 - Original price $ 3,403.00Original price$ 3,403.00$ 3,403.00 - $ 3,403.00Current price $ 3,403.00| /XDP Model XD643 Pick up the XDP Stock+ Series Flex Plate XD643 for your vehicle. The stock flex plate in your truck is designed to withstand modera...
View full detailsOriginal price $ 3,403.00 - Original price $ 3,403.00Original price$ 3,403.00$ 3,403.00 - $ 3,403.00Current price $ 3,403.00| / -
Upgraded Bellowed Up-pipe Kit - 7.3 Powerstroke (L99-03)
Kc TurboOriginal price $ 3,584.00 - Original price $ 3,584.00Original price$ 3,584.00$ 3,584.00 - $ 3,584.00Current price $ 3,584.00| /Kc Turbo Model 300323 This Bellowed up pipe kit for your 1999.5-2003 Ford 7.3 Powerstroke is the fix for the common issue that robs power from your...
View full detailsOriginal price $ 3,584.00 - Original price $ 3,584.00Original price$ 3,584.00$ 3,584.00 - $ 3,584.00Current price $ 3,584.00| / -
99.5-03 7.3L CNC Fab 4-Line Feed Valley Mount Fuel Line Kit
CncOriginal price $ 7,202.00 - Original price $ 7,202.00Original price$ 7,202.00$ 7,202.00 - $ 7,202.00Current price $ 7,202.00| /4.0 / 5.0
1 Review
Upgrade your Late 99-03 7.3L Ford Powerstroke fuel system with our 4-line-feed fuel-line kit designed to eliminate many of the infamous leaks with ...
View full detailsOriginal price $ 7,202.00 - Original price $ 7,202.00Original price$ 7,202.00$ 7,202.00 - $ 7,202.00Current price $ 7,202.00| / -
KC Turbos 4" Intake Boot (38R, ATS, & BD Thruster II Turbos) - 7.3 POWERSTROKE
Kc TurboOriginal price $ 1,387.00 - Original price $ 1,387.00Original price$ 1,387.00$ 1,387.00 - $ 1,387.00Current price $ 1,387.00| /5.0 / 5.0
2 Reviews
Direct replacement 4" turbo intake boot. Great replacement for ripped, torn, and cracked OEM boots. Fits: 38R KC38R ATS Housings BD Thruster II
Original price $ 1,387.00 - Original price $ 1,387.00Original price$ 1,387.00$ 1,387.00 - $ 1,387.00Current price $ 1,387.00| / -
BD Diesel Exhaust Manifold Kit - Ford 2015-2019 F250 6.7L PowerStroke
BD DieselOriginal price $ 9,274.00 - Original price $ 9,274.00Original price $ 9,274.00$ 9,903.00$ 9,903.00 - $ 9,903.00Current price $ 9,903.00| /BD focused on solving one of the Ford 6.7L common failures, the exhaust manifolds. Crafted with a heavy duty 0.275 in. thick-walled Hi-Silicon duct...
View full detailsOriginal price $ 9,274.00 - Original price $ 9,274.00Original price $ 9,274.00$ 9,903.00$ 9,903.00 - $ 9,903.00Current price $ 9,903.00| / -
Power Steering Pump New with Reservoir 1999-2003 Ford F-250/350/450/550/2000-2003 Ford Excursion XDP Xtreme Diesel Performance
XDPOriginal price $ 3,763.00 - Original price $ 3,763.00Original price$ 3,763.00$ 3,763.00 - $ 3,763.00Current price $ 3,763.00| /1.0 / 5.0
1 Review
Current ESD is 12/26 Replace the loud or leaking Power Steering Pump in your Ford Super Duty or Excursion 7.3L Powerstroke with the XDP Power Steer...
View full detailsOriginal price $ 3,763.00 - Original price $ 3,763.00Original price$ 3,763.00$ 3,763.00 - $ 3,763.00Current price $ 3,763.00| / -
XDP Flex Plate Bolt Kit 1994-2003 Ford 7.3L Powerstroke
XDPOriginal price $ 1,620.00 - Original price $ 1,620.00Original price$ 1,620.00$ 1,620.00 - $ 1,620.00Current price $ 1,620.00| /XDP Model XD658Securely mount the flex plate to the crankshaft in your Ford 7.3 Powerstroke with the XDP Flex Plate Bolt Kit XD658. The flex plate ...
View full detailsOriginal price $ 1,620.00 - Original price $ 1,620.00Original price$ 1,620.00$ 1,620.00 - $ 1,620.00Current price $ 1,620.00| / -
BD Diesel High Idle Control - 2003-2016 Ford Power Stroke 6.0L / 6.4L / 6.7L
BD DieselOriginal price $ 1,746.00 - Original price $ 1,746.00Original price $ 1,746.00$ 1,800.00$ 1,800.00 - $ 1,800.00Current price $ 1,800.00| /For when days are short and the nights are cold, you want your engine to heat up quicker. When you are using a PTO, or constantly idling , these ar...
View full detailsOriginal price $ 1,746.00 - Original price $ 1,746.00Original price $ 1,746.00$ 1,800.00$ 1,800.00 - $ 1,800.00Current price $ 1,800.00| / -
2 to 1 OBDII Connector Rough Country
Rough CountryOriginal price $ 360.00 - Original price $ 360.00Original price$ 360.00$ 360.00 - $ 360.00Current price $ 360.00| /Rough Country's 2 to 1 OBDII Connector gives you the freedom to use multiple accessories without having to access door panels to locate factory wir...
View full detailsOriginal price $ 360.00 - Original price $ 360.00Original price$ 360.00$ 360.00 - $ 360.00Current price $ 360.00| / -
Schaeffer's 0191 Micron Moly® Racing Oil 20W-50
Schaeffer'sOriginal price $ 2,480.00 - Original price $ 3,842.00Original price$ 2,480.00$ 2,480.00 - $ 3,842.00Current price $ 2,480.00| /5.0 / 5.0
2 Reviews
0191 Micron Moly® Racing Oil 20W-50 is engineered with the highest quality 100% paraffin base stocks, proven friction modifiers, and a highly advan...
View full detailsOriginal price $ 2,480.00 - Original price $ 3,842.00Original price$ 2,480.00$ 2,480.00 - $ 3,842.00Current price $ 2,480.00| / -
FFD OBS Intercooler Kit
Full ForceOriginal price $ 17,917.00 - Original price $ 17,917.00Original price$ 17,917.00$ 17,917.00 - $ 17,917.00Current price $ 17,917.00| /IN STOCK The OBS Ford 7.3 Powerstroke 1994-1997 did not come with a factory mount intercooler system. Instead Ford decided that the turbo would be ...
View full detailsOriginal price $ 17,917.00 - Original price $ 17,917.00Original price$ 17,917.00$ 17,917.00 - $ 17,917.00Current price $ 17,917.00| / -
CNC Fabrication 96-03 7.3L Stage 2 High Pressure Oil Pump - 7.3-HPOP-SGT2-96-03
CncOriginal price $ 14,585.00 - Original price $ 14,585.00Original price$ 14,585.00$ 14,585.00 - $ 14,585.00Current price $ 14,585.00| /5.0 / 5.0
1 Review
CNC Model 424018 CNC FABRICATION 7.3L STAGE 2 HIGH PRESSURE OIL PUMP FOR MODEL YEARS 1996-2003Typically this pump will flow 30% more than a brand n...
View full detailsOriginal price $ 14,585.00 - Original price $ 14,585.00Original price$ 14,585.00$ 14,585.00 - $ 14,585.00Current price $ 14,585.00| / -
AMP Research 1999-2006 Chevy/GMC Silverado/Sierra Extended/Crew PowerStep - Black
AMP ResearchOriginal price $ 28,810.00 - Original price $ 28,810.00Original price$ 28,810.00$ 28,810.00 - $ 28,810.00Current price $ 28,810.00| /Getting into your truck shouldn't feel like climbing Mount Everest. That's why AMP Research invented the patented PowerStep , the automatic, electr...
View full detailsOriginal price $ 28,810.00 - Original price $ 28,810.00Original price$ 28,810.00$ 28,810.00 - $ 28,810.00Current price $ 28,810.00| / -
BD Diesel Exhaust Manifold Kit - Ford 2011-2014 F250/F350/F450/F550 6.7L PowerStroke
BD DieselOriginal price $ 9,274.00 - Original price $ 9,274.00Original price $ 9,274.00$ 9,903.00$ 9,903.00 - $ 9,903.00Current price $ 9,903.00| /5.0 / 5.0
2 Reviews
BD focused on solving one of the Ford 6.7L common failures, the exhaust manifolds. Crafted with a heavy duty 0.275 in. thick-walled Hi-Silicon duct...
View full detailsOriginal price $ 9,274.00 - Original price $ 9,274.00Original price $ 9,274.00$ 9,903.00$ 9,903.00 - $ 9,903.00Current price $ 9,903.00| / -
94.5-98.5 7.3L CNC Fabrication Valley Mount Fuel Line Kit For Stock Turbo
CncOriginal price $ 7,202.00 - Original price $ 15,755.00Original price$ 7,202.00$ 7,202.00 - $ 15,755.00Current price $ 7,202.00| /CNC Model 422011, 422012, 422013 CUpgrade your 94.5-98.5 (OBS and Early 99) 7.3L Powerstroke fuel system with our 4-line feed fuel line kit from CN...
View full detailsOriginal price $ 7,202.00 - Original price $ 15,755.00Original price$ 7,202.00$ 7,202.00 - $ 15,755.00Current price $ 7,202.00| / -
AMP Research Replacement Step Assembly 79in 2 Rib - SOLD EACH
AMP ResearchOriginal price $ 3,061.00 - Original price $ 3,061.00Original price$ 3,061.00$ 3,061.00 - $ 3,061.00Current price $ 3,061.00| /AMP Research Replacement Step Assembly 79in 2 Rib - SOLD EACHThis Part Fits: Year Make Model Submodel 2002-2020 Cadillac Escalade Base 200...
View full detailsOriginal price $ 3,061.00 - Original price $ 3,061.00Original price$ 3,061.00$ 3,061.00 - $ 3,061.00Current price $ 3,061.00| / -
Precision II Cleaning And Oiling Kit 88-0008
S&BOriginal price $ 541.00 - Original price $ 541.00Original price$ 541.00$ 541.00 - $ 541.00Current price $ 541.00| /S&B Model 88-0008Maximize the performance and longevity of your air filter. Works on any S&B filter and 95% of all other high performance a...
View full detailsOriginal price $ 541.00 - Original price $ 541.00Original price$ 541.00$ 541.00 - $ 541.00Current price $ 541.00| /
Fully Equipped for Your Needs
There’s no better place to turn when you’re looking for the most extensive range of 7.3 Powerstroke performance parts than right here. Powerhouse Diesel is committed to provide our customers with only the best, which is why we stock parts and accessories from the leading names in the business. Here you’ll find 7.3 Powerstroke performance upgrades and more from brands such as Mahle, Full Force, Motorcraft, KC Turbo and others. With such a vast range of options available under one roof, you’re sure to find the answer to your need.
We’re your comprehensive source for everything related to the performance of your engine, from big to small. Our offerings range from connecting rod sets and fuel injectors all the way down to gaskets and sealants. Some examples of what we carry in our inventory include:
- Engine components
- Fluids
- Fuel system parts
- Intake and cooling components
- Suspension and driveline systems
- Steering parts
- Transmissions
- Tuning equipment
- Turbochargers
- Exhaust systems
- And more
Know Before You Shop
Whenever shopping for aftermarket parts and accessories, it’s essential to understand exactly what kind of performance boost you want. There are a lot of options out there when it comes to 7.3 Powerstroke diesel parts, and not all of them provide the same specs. Are you looking to boost your truck’s raw power for towing? Do you want to get better fuel efficiency? Would you like to extend the lifespan of your engine? Or is it simply time for routine maintenance? Whatever reason you have for popping the hood, you want to make sure you get the right parts for the job.
The experts here at Powerhouse Diesel know these engines inside and out, and we’re ready to help you find the components that will unlock your truck’s full potential. We’ll match you to the products that will provide you with exactly what you want. If you want to learn more about what we have in stock, browse through the listings on this page or reach out to speak with one of our representatives.
-
7.3 Powerstroke Fuel System
From factory fuel pumps to high-flow HPOP upgrades and injector replacements, a strong fuel system is the foundation of any 7.3 build. Shop our complete range of 7.3 Powerstroke fuel system parts - from stock-replacement fuel filters and O-ring kits to performance injectors from Full Force Diesel and HPOP assemblies for high-horsepower applications.
-
7.3 Powerstroke Turbos & Exhaust
The stock GTP38 turbocharger is capable, but a free-flowing exhaust or upgraded turbo unlocks significantly more power - especially paired with a tune. Browse our 7.3 Powerstroke turbos and exhaust systems, including rebuild kits, upgraded compressor wheels, and complete replacement units. Looking to delete the factory VGT? See our dedicated non-VGT turbo collection for direct-fit options.
-
7.3 Powerstroke Engine Components
Head gaskets, oil coolers, connecting rod sets, valve cover gaskets, and more - everything you need to keep a 7.3 running strong or rebuild one from the bottom up. Browse all 7.3 Powerstroke engine parts from Mahle, Motorcraft, and Victor Reinz.
-
7.3 Powerstroke Tuning
Custom tunes and programmers unlock substantial power gains without touching a wrench. Our 7.3 Powerstroke tuning lineup includes SCT tuners, custom tuning packages, and pre-loaded devices for daily-driver and performance builds - the single best dollar-per-horsepower upgrade on any stock 7.3.
-
7.3 Powerstroke Intake & Cooling
Cold-air intakes, intercooler pipes, coolant degas bottles, and filter upgrades lower intake temps for denser charge air and more consistent power. Explore our full range of 7.3 Powerstroke intakes and cooling upgrades.
-
7.3 Powerstroke Suspension & Steering
Lift kits, steering stabilizers, traction bars, and upgraded driveshafts built to handle the torque of a modified 7.3. Browse 7.3 Powerstroke suspension parts and our full selection of 7.3 steering components for all model years.
Most Popular 7.3 Powerstroke Upgrades
-
Performance Tune
The highest return-on-investment upgrade on any stock 7.3. Optimizes fueling, timing, and transmission shift points. Everything else performs better with a tune in place.
-
Exhaust Upgrade
A 4-inch or 5-inch downpipe-back exhaust removes restriction, lowers EGTs, and improves turbo spool.
-
Fuel Injector Upgrade
Stage 1 and Stage 2 injectors from Full Force Diesel increase fueling capacity without sacrificing daily driveability.
-
Cold Air Intake
Lowers intake temps for denser charge air and more consistent power on every pull.
-
HPOP Upgrade
The high-pressure oil pump drives the 7.3 HEUI injectors. A performance HPOP supports larger injectors and improves fueling at high load.
7.3 Powerstroke FAQs
-
Ford produced the 7.3L Power Stroke in Super Duty F-Series trucks from 1994.5 through 2003. True 1994 model year trucks use the older 7.3L IDI engine, which shares almost no parts with the Power Stroke.
-
The IDI (1983-1994) uses a pre-chamber injection system; the Power Stroke (1994.5-2003) uses Navistar's hydraulically actuated HEUI system. They share almost no injector or fuel system parts - always confirm your engine before ordering.
-
The most common issues are failed injector O-rings, cracked up-pipes, a worn HPOP causing hard starts, a failed ICP sensor, and cracked exhaust manifolds - all well-supported by the aftermarket.
-
A custom performance tune is the single best first upgrade - it improves fueling, timing, and shift points without opening the hood. A 4-inch exhaust is typically the second step.
-
A well-maintained 7.3 routinely reaches 300,000-400,000 miles; trucks with 500,000+ miles are not uncommon. Regular oil changes, fuel filter service, and early attention to up-pipe leaks are the keys to longevity.
-
No. The 7.3 predates EPA DPF and DEF requirements - no filter to regenerate, no fluid to refill, and no emissions-related power restrictions.