17-19 GM 6.6L L5P DURAMAX

Shop top-rated L5P Duramax upgrades for 2017–2019 trucks, including EFI Live alternatives, high-performance intercoolers, and upgraded downpipes. Perfect for increasing towing power and throttle response, this collection supports factory emissions systems and offers L5P tuning options compatible with 6-speed and 10-speed GM transmissions. Also includes direct-fit transmission coolers and lift pumps.

• 

  Magnaflow 5" Angle Cut Exhaust Tip 4" In X 5" Out X 13" Long 35214

  Magnaflow 5" Angle Cut Exhaust Tip 4" In X 5" Out X 13" Long 35214Ships to Continental US Only.   MagnaFlow Tip W/Clamp 5x13inch 4inch ID

  MSRP:

  Was:

  Now: $226.82

  Add to Cart The item has been added

• 

  Magnaflow 5" Angle Cut Exhaust Tip 4" In X 5" Out X 13" Long 35120

  Magnaflow 5" Angle Cut Exhaust Tip 4" In X 5" Out X 13" Long 35120 Ships to Continental US Only.   MagnaFlow Tip 1-Pk Re 5.00 X 13 4.00 Id 15D

  MSRP:

  Was:

  Now: $225.15

  Out of stock. Please Call For Availability

• 

  Magnaflow 6" Angle Cut Exhaust Tip 5" In X 6" Out X 13" Long 35215

  Magnaflow 6" Angle Cut Exhaust Tip 5" In X 6" Out X 13" Long 35215Ships to Continental US Only.   MagnaFlow Tip 1-Pk 6x13inch 5inch ID W/Clamp

  MSRP:

  Was:

  Now: $206.36

  Add to Cart The item has been added

• 

  Magnaflow 5" Angle Cut Exhaust Tip 4" In X 5" Out X 8" Long 35148

  Magnaflow 5" Angle Cut Exhaust Tip 4" In X 5" Out X 8" Long 35148Ships to Continental US Only.   MagnaFlow Tip 1-Pk Re 5.00 X 8.00 4.00 Id

  MSRP:

  Was:

  Now: $163.76

  Add to Cart The item has been added

• 

  Magnaflow 3"-4" Tip Adapter Universal - 3" X 4" X 7" 10764

  Magnaflow 3"-4" Tip Adapter Universal - 3" X 4" X 7" 10764 Ships to Continental US Only.   MagnaFlow 3in-4in Stainless Steel Transition 7in Long

  MSRP:

  Was:

  Now: $67.34

  Add to Cart The item has been added

• 

  Magnaflow 5" Dual Wall Angle Cut Exhaust Tip 4" In X 5" Out X 13" Long 35186

  Magnaflow 5" Dual Wall Angle Cut Exhaust Tip 4" In X 5" Out X 13" Long 35186Ships to Continental US Only.   MagnaFlow Tip 1-pak RE DW 5x13 4 ID

  MSRP:

  Was:

  Now: $148.00

  Add to Cart The item has been added

• 

  Magnaflow 6" Angle Cut Exhaust Tip 5" In X 6" Out X 13" Long 35185

  Magnaflow 6" Angle Cut Exhaust Tip 5" In X 6" Out X 13" Long 35185Ships to Continental US Only.   MagnaFlow Tip 1-pak BB AC RE 6x13 5 ID

  MSRP:

  Was:

  Now: $224.94

  Add to Cart The item has been added

• 

  Magnaflow Stainless Steel Muffler 18x5x8 3x3 C/C 12249

  Magnaflow Stainless Steel Muffler 18x5x8 3x3 C/C 12249Ships to Continental US Only.   MagnaFlow Muffler Mag SS 18X5X8 3X3 C/C

  MSRP:

  Was:

  Now: $219.88

  Add to Cart The item has been added

• 

  Magnaflow Stainless Steel Muffler 14x4x9 2.5/2.5 O/O 11236

  Magnaflow Stainless Steel Muffler 14x4x9 2.5/2.5 O/O 11236Ships to Continental US Only.   MagnaFlow Muffler Mag SS 14X4X9 2.5/2.5 O/O

  MSRP:

  Was:

  Now: $175.86

  Add to Cart The item has been added

• 

  Magnaflow Stainless Steel Muffler 14x4x9 2.5/2.5 C/C 11216

  Magnaflow Stainless Steel Muffler 14x4x9 2.5/2.5 C/C 11216Ships to Continental US Only.   MagnaFlow Muffler Mag SS 14X4X9 2.5/2.5 C/C

  MSRP:

  Was:

  Now: $175.86

  Add to Cart The item has been added

• 

  Magnaflow Stainless Steel Muffler 14x5x8 3x3 C/C 12219

  Magnaflow Stainless Steel Muffler 14x5x8 3x3 C/C 12219Ships to Continental US Only.   MagnaFlow Muffler Mag SS 14X5X8 3X3 C/C

  MSRP:

  Was:

  Now: $197.98

  Add to Cart The item has been added

• 

  Magnaflow Stainless Steel Muffler 4x4x14 3 14419

  Magnaflow Stainless Steel Muffler 4x4x14 3 14419Ships to Continental US Only.   MagnaFlow Muffler Mag SS 4X4X14 3

  MSRP:

  Was:

  Now: $184.04

  Add to Cart The item has been added