Nationwide product support SUMMER20Summer Sale deals live now Free U.S. shipping over $99

Fast USA delivery FREEFree shipping on qualifying orders Tracked delivery

Real specialist support FSPPerformance parts from trusted brands Genuine parts only

Summer sale live nowSALE Grab ongoing Summer Sale deals Limited time only

Delivery & returns

Free USA shipping on qualifying ordersMon–Fri, 9:00 AM–5:30 PM ET

FULL SEND PARTSPerformance without compromise

Wishlist0

American performance collection

wehrli.

Refine your build

Fitment status

Verified vehicle fitment

Universal fit

Fitment review required

Fitment not verified

Supplier availability

In stock

Available from supplier

Department

Product attributes

Special order

Clearance

CARB status

Not CARB approved

Acknowledgement required

No CARB restriction indicated

Product type

Brand

Sort by

Clear

Sale

Wehrli

Wehrli 2004.5-05 Chevrolet LLY 6.6L Duramax Passenger Side 3in Intercooler Pipe - Chevy Orange

$295.85 $305.00

Sale

Wehrli

Wehrli 2004.5-05 Chevrolet LLY Duramax Passenger Side 3in Intercooler Pipe - Flat Black

$295.85 $305.00

Sale

Wehrli

Wehrli 2004.5-05 Chevrolet LLY Duramax Passenger Side 3in Intercooler Pipe - Gloss Black

$295.85 $305.00

Sale

Wehrli

Wehrli 2004.5-05 Duramax LLY P/S 3in. Intercooler Pipe - Candy Teal

$320.10 $330.00

Sale

Wehrli

Wehrli 2004.5-07 Cummins 5.9L S400 High Mount Turbo 2nd Gen Swap Kit - Candy Teal

$1,498.65 $1,545.00

Sale

Wehrli

Wehrli 2004.5-07 Cummins 5.9L S400 High Mount Turbo 2nd Gen Swap Kit - Cat Yellow

$1,450.15 $1,495.00

Sale

Wehrli

Wehrli 2004.5-07 Cummins 5.9L S400 High Mount Turbo 2nd Gen Swap Kit - Gun Metal

$1,450.15 $1,495.00

Sale

Wehrli

Wehrli 2004.5-10 Duramax LLY/LMM D/S 3in. Intercooler Pipe - Brizzle Blue

$305.55 $315.00

Sale

Wehrli

Wehrli 2004.5-10 Duramax LLY/LMM D/S 3in. Intercooler Pipe - Bronze Chrome

$329.80 $340.00

Sale

Wehrli

Wehrli 2004.5-10 Duramax LLY/LMM D/S 3in. Intercooler Pipe - Candy Red

$329.80 $340.00

Sale

Wehrli

Wehrli 2004.5-2005 Chevrolet LLY Duramax 4in Intake Kit with Air Box Stage 2 - Chevy Orange

$800.25 $825.00

Sale

Wehrli

Wehrli 2004.5-2005 LLY Duramax 4in Intake Kit with Air Box - Bengal Blue

$528.65 $545.00

Sale

Wehrli

Wehrli 2004.5-2005 LLY Duramax 4in Intake Kit with Air Box - Candy Teal

$577.15 $595.00

Sale

Wehrli

Wehrli 2004.5-2005 LLY Duramax 4in Intake Kit with Air Box - Gloss White

$528.65 $545.00

Sale

Wehrli

Wehrli 2004.5-2005 LLY Duramax 4in Intake Kit with Air Box - Red

$577.15 $595.00

Sale

Wehrli

Wehrli 2004.5-2005 LLY Duramax 4in Intake Kit with Air Box Stage 2 - Candy Teal

$848.75 $875.00

Sale

Wehrli

Wehrli 2004.5-2005 LLY Duramax 4in Intake Kit with Air Box Stage 2 - Red

$848.75 $875.00

Sale

Wehrli

Wehrli 2004.5-2005 LLY Duramax 4in Intake Kit with Air Box Stage 2 Gloss Black

$800.25 $825.00

Sale

Wehrli

Wehrli 2004.5-2005 LLY Duramax 4in Intake Kit with Air Box Stage 2 WCFab- Grey

$848.75 $875.00

Sale

Wehrli

Wehrli 2004.5-2005 LLY Duramax 4in Intake Kit with Air Box- Gloss Black

$528.65 $545.00

Sale

Wehrli

Wehrli 2004.5-2005 LLY Duramax Passenger (Cold) Side 3in Intercooler Pipe- WCFab Grey

$320.10 $330.00

Sale

Wehrli

Wehrli 2006-2007 LBZ Duramax 4in Intake Kit with Air Box Stage 2 Gloss Black

$800.25 $825.00

Sale

Wehrli

Wehrli 2006-2007 LBZ Duramax 4in Intake Kit with Air Box Stage 2 WCFab- Grey

$848.75 $875.00

Sale

Wehrli

Wehrli 2006-2007 LBZ Duramax 4in Intake Kit with Air Box- WCFab Grey

$577.15 $595.00