Skip to content
Free Shipping on most orders over $150.00        Sale on Select DDP Products Shop Now                     
Free Shipping on most orders over $150.00        Sale on Select DDP Products Shop Now                     

2017-2026 Duramax 6.6 Stainless Steel 4" Race Pipe - WITH MUFFLER

Part#:

42934040920241
Original price $405.99 - Original price $405.99
Original price
$405.99
$405.99 - $405.99
Current price $405.99
Description
Pro Power Diesel's 4 inch race pipe is made from T409 Stainless Steel. It will fit all wheel bases and cab styles of 2017-2026 6.6 Duramax. Compare to systems by FLO-PRO and similar systems by MBRP and Jamo for the 2017-2023 6.6L, 2500/3500 W/ OEM 4-BOLT FLANGE EC-CC/SB-LB-DUALLY, PICKUP ONLY.

This kit allows you to remove the restrictive OE exhaust system, it will open up your exhaust system and lower your EGTs. This exhaust system INCLUDES a muffler and is intended for race trucks only. Comes with all the required clamps, pre-weld contour bent hangers, and stronger flanges to help you cruise through the installation process. This kit not only sounds great, but will improve fuel mileage, throttle response, and torque in your 6.6L.
  

Features:

  • 4" Race Pipe
  • INCLUDES Muffler
  • Easy Install
  • STAINLESS STEEL - NO CHEAP ALUMINIZED STEEL HERE!!
  • All cab size and bed length configurations

Manufactured by ProPower Diesel in the USA.

IMPORTANT NOTE
In 2017, GMC made a production change in the connection between the catalytic converter and the turbo direct pipe on the L5P. Please ensure you have the newest 4-bolt style flange before ordering.

Warranty

You may also like

  • 45 Degree Stainless Exhaust Tip with Clamp | 4 or 5 Inch Inlet, 5 to 8 Inch Outlet

    Powerhouse Diesel
    Original price $120.00 - Original price $210.00
    Original price
    $120.00
    $120.00 - $210.00
    Current price $120.00

    Stainless Steel Elbow Exhaust Tip Fits 4" & 5" Exhaust Systems | Multiple Outlet Sizes Available Finish your exhaust setup the right way. These...

    View full details
    Original price $120.00 - Original price $210.00
    Original price
    $120.00
    $120.00 - $210.00
    Current price $120.00
  • KC Boost Leak Detector | Powerstroke and Cummins

    Kc Turbo
    Original price $90.00 - Original price $109.00
    Original price
    $90.00
    $90.00 - $109.00
    Current price $90.00

    Find boost leaks fast. The KC boost leak detector has a billet connector, pressure gauge and shut off valve, with 4, 3.5 or 3 inch boot connectors....

    View full details
    Original price $90.00 - Original price $109.00
    Original price
    $90.00
    $90.00 - $109.00
    Current price $90.00
  • Smeding Diesel S400 4.62 Downpipe with Clamp

    Smeding
    Original price $199.00 - Original price $199.00
    Original price
    $199.00
    $199.00 - $199.00
    Current price $199.00

    Smeding Diesel S400 4.62 Downpipe with Clamp. Sold and shipped by Powerhouse Diesel, a diesel repair and performance shop in Knoxville, TN.Question...

    View full details
    Original price $199.00 - Original price $199.00
    Original price
    $199.00
    $199.00 - $199.00
    Current price $199.00
  • XDP Manifold Absolute Pressure (MAP) Sensor 2017-2020 GM 6.6L Duramax L5P XD1012

    XDP
    Original price $35.95 - Original price $35.95
    Original price
    $35.95
    $35.95 - $35.95
    Current price $35.95

    XDP Model XD1012The XDP Manifold Absolute Pressure (MAP) Sensor XD1012 is a drop-in replacement for the failed sensor on your GM 6.6L Duramax L5P. ...

    View full details
    Original price $35.95 - Original price $35.95
    Original price
    $35.95
    $35.95 - $35.95
    Current price $35.95
  • aFe Large Bore HD 4 Inch DPF Back Exhaust, Dual Polished Tips | 2017 L5P Duramax

    aFe
    Original price $1,010.00
    Original price $1,010.00 - Original price $1,010.00
    Original price $1,010.00
    Current price $808.00
    $808.00 - $808.00
    Current price $808.00

    Interested in a new exhaust system for your L5P Duramax? Check out the Large Bore-HD dual DPF-Back exhaust system by aFe. This system is constructe...

    View full details
    Original price $1,010.00
    Original price $1,010.00 - Original price $1,010.00
    Original price $1,010.00
    Current price $808.00
    $808.00 - $808.00
    Current price $808.00
    Save 20% Save %