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MBRP Exhaust

3" Turbo Down Pipe

Fits 2015-2016 GM HD 6.6L Duramax

  • Part # GM8428
  • UPC 882963123381
$398.55 CAD
$0.00 CAD $398.55 CAD
Sale Sold out
  • Ships across Canada. No cross-border duty, brokerage or customs delays.
  • Flat $25 shipping, or free on orders of $250 or more. Same rate to every province and territory.
  • 30-day returns. A 20% restocking fee applies unless the mistake was ours.
  • Not sure it fits? Call 1 (888) 926-0442 before you order.
MBRP 3" TURBO DOWN PIPE ; 15-16 SILVERADO/SIERRA HD 6.6L DURAMAX

  • Greater Heat Retention
  • 20 Percent Greater Flow Over Stock
  • Richer Diesel Sound
  • Will Not Affect Emissions
  • Gains Of +21 Horsepower
  • 24 lb./ft./ Torque Gain

Fits these vehicles

4 vehicles listed by the manufacturer for this part. Always confirm the fit for your exact trim before ordering — ask us if you are unsure.

YearsVehicle
2015-2016Chevrolet Silverado 2500 HD
2015-2016Chevrolet Silverado 3500 HD
2015-2016GMC Sierra 2500 HD
2015-2016GMC Sierra 3500 HD
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Specifications

Manufacturer part number
GM8428
Brand
MBRP Exhaust
Part type
Exhaust Pipes
UPC
882963123381
Shipping weight
6.5 lb
Ships as
Parcel
  • Ships across CanadaNo cross-border duty, brokerage or customs delays.
  • Fitment help before you buySend us your VIN or trim and we'll confirm the exact part number.
  • Real people on the phoneTalk to someone who actually tows, not a call centre.
  • Priced in CADThe price you see is the price you pay.