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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.

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    M1 MONOTUBE FRONT SHOCKS 7-8" | FORD SUPER DUTY (1999-2004)

    Rough Country
    $179.95 - $179.95
    $179.95
    $179.95 - $179.95
    $179.95

    Whether you're tackling tough terrain or smooth city streets, Rough Country's Nitrogen-charged M1 Monotube Shock Absorber leads the way, deliverin...

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    $179.95 - $179.95
    $179.95
    $179.95 - $179.95
    $179.95
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    0711-005 SynShield® OTR Plus 10W-30

    Schaeffer's
    $259.35 - $259.35
    $259.35
    $259.35 - $259.35
    $259.35

    0711 SynShield® OTR Plus 10W-30 Diesel Engine Oil is a premium performance, synthetic plus, heavy-duty diesel engine oil formulated to provide maxi...

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    $259.35 - $259.35
    $259.35
    $259.35 - $259.35
    $259.35
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    2.5 INCH LEVELING KIT FORD SUPER DUTY 4WD (99-04)

    Rough Country
    $639.95 - $959.95
    $639.95
    $639.95 - $959.95
    $639.95

    Give your 99-04 Ford Super Duty shocking good looks, front to back, with Rough Country’s 2.5" Ford Leveling Kit! This easy-to-install lift kit rai...

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    $639.95 - $959.95
    $639.95
    $639.95 - $959.95
    $639.95
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    Body Mount Kit For 1999-2003 Ford Super Duty Crew Cab 5.4L, 6.8L, 7.3L

    S&B
    $499.00 - $499.00
    $499.00
    $499.00 - $499.00
    $499.00

    S&B Model 81-1005These bushings offer great vibration isolation and will not crack or breakdown like the OEM foam or rubber bushings. Also come...

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    $499.00 - $499.00
    $499.00
    $499.00 - $499.00
    $499.00
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    XDP HD Replacement Battery Cable Set XD420

    XDP
    $374.95 - $374.95
    $374.95
    $374.95 - $374.95
    $374.95

    XDP Model XD420 The XDP HD Replacement Battery Cable Set XD420 is a high-quality replacement for the corroded or frayed battery cables in your 199...

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    $374.95 - $374.95
    $374.95
    $374.95 - $374.95
    $374.95
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    XDP Wrinkle Black HD High Output Alternator XD356

    XDP
    $440.95 - $440.95
    $440.95
    $440.95 - $440.95
    $440.95

    XDP Model XD356 Upgrade the charging system in your 1999-2003 Ford 7.3L Powerstroke with the XDP Wrinkle Black HD High Output Alternator XD356. M...

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    $440.95 - $440.95
    $440.95
    $440.95 - $440.95
    $440.95
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    Smeding Diesel Billet S488 T6 Turbocharger

    Smeding
    $1,345.00 - $1,525.00
    $1,345.00
    $1,345.00 - $1,525.00
    $1,345.00

    Smeding Diesel S488/96 T6 Turbocharger This turbo may be purchased with 1.32 or 1.15 exhaust housing

    $1,345.00 - $1,525.00
    $1,345.00
    $1,345.00 - $1,525.00
    $1,345.00
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    Smeding Diesel S362 SXE Turbocharger

    Smeding
    $730.00 - $1,140.00
    $730.00
    $730.00 - $1,140.00
    $730.00

    A hand built Smeding Diesel S362 SXE turbo. Call us to match the housings and fitment to your truck and power goals.Questions on fitment? Call our ...

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    $730.00 - $1,140.00
    $730.00
    $730.00 - $1,140.00
    $730.00

  • Smeding Diesel T4 Gasket

    Smeding
    $16.00 - $16.00
    $16.00
    $16.00 - $16.00
    $16.00

    Smeding Diesel T4 Gasket. Sold and shipped by Powerhouse Diesel, a diesel repair and performance shop in Knoxville, TN.Questions on fitment? Call o...

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    $16.00 - $16.00
    $16.00
    $16.00 - $16.00
    $16.00
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    Smeding Diesel Billet S472 T4 Turbocharger

    Smeding
    $1,395.00 - $1,780.00
    $1,395.00
    $1,395.00 - $1,780.00
    $1,395.00

    A hand built Smeding Diesel S472 turbo with a billet compressor wheel and T4 flange. Call us to match the housings and fitment to your truck and po...

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    $1,395.00 - $1,780.00
    $1,395.00
    $1,395.00 - $1,780.00
    $1,395.00
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    CNC Fabrication 99.5-03 Intake Plenum Bushing

    Cnc
    $44.95 - $44.95
    $44.95
    $44.95 - $44.95
    $44.95

    CNC Model 423002Aircraft quality billet aluminum bushings will help keep you from crushing/distorting the factory stamped sheet metal intake plenum...

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    $44.95 - $44.95
    $44.95
    $44.95 - $44.95
    $44.95
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    KC Drop In Billet Wheel | 1994 to 1998 OBS 7.3 Powerstroke

    Kc Turbo
    $190.00 - $190.00
    $190.00
    $190.00 - $190.00
    $190.00

    KC Drop In Billet Wheel for the 1994 to 1998 OBS 7.3 Powerstroke. Sold and shipped by Powerhouse Diesel, a diesel repair and performance shop in Kn...

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    $190.00 - $190.00
    $190.00
    $190.00 - $190.00
    $190.00
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    KC Compressor Outlet O-Ring - 7.3 POWERSTROKE (1999-2003)

    Kc Turbo
    $7.00 - $7.00
    $7.00
    $7.00 - $7.00
    $7.00

    Compressor Outlet O-Ring Precision Profile Direct Replacement Helps Eliminate Boost Leaks Description: Direct Stock replacement for your Late 199...

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    $7.00 - $7.00
    $7.00
    $7.00 - $7.00
    $7.00
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    KC Stock Plus Billet Turbo | Early 1999 7.3 Powerstroke

    Kc Turbo
    $1,090.00 - $1,340.00
    $1,090.00
    $1,090.00 - $1,340.00
    $1,090.00

    KC Stock Plus Billet Turbo for the Early 1999 7.3 Powerstroke. Sold and shipped by Powerhouse Diesel, a diesel repair and performance shop in Knoxv...

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    $1,090.00 - $1,340.00
    $1,090.00
    $1,090.00 - $1,340.00
    $1,090.00
    Select Options
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    KC Stock Plus Billet Turbo | 1994 to 1998 OBS 7.3 Powerstroke

    Kc Turbo
    $1,090.00 - $1,340.00
    $1,090.00
    $1,090.00 - $1,340.00
    $1,090.00

    A brand new stock size turbo for the 1994 to 1998 OBS 7.3 Powerstroke with KC's billet wheel. Supports up to 160cc or stock injectors.Questions on ...

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    $1,090.00 - $1,340.00
    $1,090.00
    $1,090.00 - $1,340.00
    $1,090.00
    Select Options
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    Valair NMU70263-01-SFC Organic Upgrade Clutch with Flywheel

    Valair
    $820.55 - $820.55
    $820.55
    $820.55 - $820.55
    $820.55

    Valair Model NMU70263-01-SFCThe Valair NMU70263-01-SFC Organic Upgrade Clutch with Flywheel for your 1994-1997 Ford 7.3L Powerstroke is the perfect...

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    $820.55 - $820.55
    $820.55
    $820.55 - $820.55
    $820.55
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    Valair NMU70263 Oem Replacement Clutch (clutch Only)

    Valair
    $340.37 - $340.37
    $340.37
    $340.37 - $340.37
    $340.37

    Valair Model NMU70263Get the Valair NMU70263 OEM Replacement Clutch (Clutch Only) for your 1994-1997 Ford 7.3L Powerstroke 5-Speed. Aftermarket org...

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    $340.37 - $340.37
    $340.37
    $340.37 - $340.37
    $340.37
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    Full Force Diesel 238cc Injectors | 1994 to 1997 OBS 7.3 Powerstroke

    Full Force
    $2,075.00 - $2,075.00
    $2,075.00
    $2,075.00 - $2,075.00
    $2,075.00

    7.3 OBS Powerstroke Hybrid 238cc Injectors Full Force Diesel 7.3L Powerstroke stage 3 hybrid 238cc performance injectors to increase the drivabili...

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    $2,075.00 - $2,075.00
    $2,075.00
    $2,075.00 - $2,075.00
    $2,075.00
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    Dorman 904-408 Oil Filter Housing

    Dorman
    $416.05 - $416.05
    $416.05
    $416.05 - $416.05
    $416.05

    Dorman Model 904-408The Dorman 904-408 Oil Filter Housing is a direct replacement for your cracked or leaking oil filter housing on your 1994-2003 ...

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    $416.05 - $416.05
    $416.05
    $416.05 - $416.05
    $416.05
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    Mahle Gs33379 Cylinder Head Bolts

    Mahle
    $133.11 - $133.11
    $133.11
    $133.11 - $133.11
    $133.11

    Reinstall the cylinder heads on your 1994-2003 Ford 7.3L Powerstroke with the MAHLE GS33379 Cylinder Head Bolts. MAHLE Cylinder Head Bolts provide ...

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    $133.11 - $133.11
    $133.11
    $133.11 - $133.11
    $133.11
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    The Mahle SS45897 Valve Stem Seal Kit 1994-2003

    Mahle
    $25.51 - $25.51
    $25.51
    $25.51 - $25.51
    $25.51

    The MAHLE SS45897 Valve Stem Seal Kit provides your 1994-2003 Ford 7.3L Powerstroke with an OE fitment and function. The Valve Stem Seal Kit is mad...

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    $25.51 - $25.51
    $25.51
    $25.51 - $25.51
    $25.51
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    Mahle JV5060 Timing Cover Gasket Set

    Mahle
    $87.13 - $87.13
    $87.13
    $87.13 - $87.13
    $87.13

    Mahle Part #- JV5060 The MAHLE JV5060 Timing Cover Gasket Set provides the seals and gaskets needed to reseal the timing cover on your 1996-2003 Fo...

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    $87.13 - $87.13
    $87.13
    $87.13 - $87.13
    $87.13
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    Mahle HHS54204A Head Set

    Mahle
    $212.97 - $212.97
    $212.97
    $212.97 - $212.97
    $212.97

    Mahle HHS54204A Head Set. Sold and shipped by Powerhouse Diesel, a diesel repair and performance shop in Knoxville, TN. Part number: HS54204A Ques...

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    $212.97 - $212.97
    $212.97
    $212.97 - $212.97
    $212.97
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    Mahle Gs33716 Exhaust Up-pipe "donut" Gasket

    Mahle
    $15.00 - $15.00
    $15.00
    $15.00 - $15.00
    $15.00

    The MAHLE GS33716 Exhaust Up-Pipe "Donut" Gasket is a direct replacement for the commonly failed gasket on your 1994-2003 Ford 7.3L Powerstroke. Co...

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    $15.00 - $15.00
    $15.00
    $15.00 - $15.00
    $15.00

Parts and performance upgrades for the 1994.5 to 2003 Ford 7.3L Powerstroke. That covers the OBS F250 and F350, the 1999 to 2003 Super Duty, the Excursion and the E series vans. We stock everything from cam position sensors and UVCH harnesses to injectors, turbos, tuning and built transmissions, with brands like Motorcraft, Mahle, KC Turbo and Full Force.

Shop 7.3 Powerstroke Parts by Category

Know Which 7.3 You Have

The 7.3 ran for almost ten years and Ford changed a lot along the way. The OBS trucks (1994.5 to 1997) and the Super Duty trucks (1999 to 2003) use different turbos, injectors and intake parts, and the 1999.5 and later trucks added an intercooler. Always check fitment by year and build date before you order. If you are not sure, send us your VIN and we will match the part.

What to Fix First

Before you add power, get the common failure points handled. A bad cam position sensor, a chafed UVCH harness or a weak IDM will cause hard starts, misfires and stalling, and no tune will fix that. Leaking up pipes cost you boost and add turbo lag. On 1999 to 2003 trucks, check the HPOP STC fitting for oil leaks. Once the basics are right, tuning, injectors and a turbo upgrade all do their job better. Read our 7.3 Powerstroke upgrade guide for the full order of operations.

7.3 Powerstroke FAQ

What years did Ford use the 7.3 Powerstroke?

The 7.3L Powerstroke was used from 1994.5 through 2003 in Ford F250 and F350 pickups, the 2000 to 2003 Excursion and E series vans.

What is the most common 7.3 Powerstroke problem?

The cam position sensor is the most common no start and stalling issue. The under valve cover harness (UVCH) and the injector driver module (IDM) are close behind.

What is the best first upgrade for a 7.3 Powerstroke?

Fix any fuel pressure, sensor or harness problems first. After that, a good tune and a free flowing exhaust are the best value for most trucks.

Do OBS and Super Duty 7.3 parts interchange?

Some do, but many do not. Turbos, injectors, intake parts and many sensors are different between the two, so always order by year.

  • Fuel Injectors

    From stock-replacement injectors to Stage 3 performance sets - Full Force Diesel, Industrial Injection, and Dynomite Diesel injectors for every power level. Includes 160cc,
    180cc, and larger sets for the 7.3L.

    7.3 Powerstroke Fuel Injectors

  • Fuel System

    From stock-replacement fuel filters and O-ring kits to FASS and AirDog lift pumps, HPOP assemblies, fuel tanks, and complete system kits - everything to build a strong foundation for your 7.3L.

    7.3 Powerstroke Fuel System Parts

  • Turbos & Exhaust

    TP38R and S400 turbo upgrades, rebuild kits, upgraded compressor wheels, complete replacement units, up-pipes, and down-pipes for OBS and Super Duty 7.3s - especially effective when paired with a tune.

    7.3 Powerstroke Turbos & Exhaust Systems

  • Tuning

    Custom tunes and programmers unlock substantial power gains on the 7.3L. SCT X4 pre-loaded tune packages, custom tune files, Edge Products, and Bully Dog programmers for daily driving, towing, and performance builds.

    7.3 Powerstroke Tuning

  • Engine Parts

    Head gaskets, oil coolers, connecting rod sets, valve cover gaskets, head studs, glow plugs, IPR valves, and more - everything to keep a 7.3 running strong or rebuild one from the bottom up. From Mahle, Motorcraft, and Victor Reinz.

    7.3 Powerstroke Engine Parts

  • Intake & Cooling

    Cold air intakes, intercooler kits, CCV reroute, coolant upgrades, and degas bottle replacements for the 7.3L Powerstroke. Keeps intake temps down and engine temps in check.

    7.3 Powerstroke Intake & Cooling

  • Suspension & Steering

    Traction bars, leveling kits, control arms, ball joints, steering stabilizers, and wheel bearings for F-250/350 Super Duty. Brands include Kryptonite and more.

    7.3 Powerstroke Suspension & Steering

Most Popular 7.3 Powerstroke Upgrades

New to modifying a 7.3? Here's where most owners start, in order of impact:

  • Performance Tune

    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

     Exhaust Upgrade

    A 4-inch or 5-inch downpipe-back exhaust removes restriction, lowers EGTs, and improves turbo spool.

  • Fuel Injector Upgrade

    Fuel Injector Upgrade

    Stage 1 and Stage 2 injectors from Full Force Diesel increase fueling capacity without sacrificing daily driveability.

  • Cold Air Intake

    Cold Air Intake

    Lowers intake temps for denser charge air and more consistent power on every pull.

  • HPOP Upgrade

    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.