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Warning: This product can expose you to chemicals that are known to the State of California to cause cancer. For more information, visit www.P65warnings.ca.gov.
3 1/2" Turbo Intake Horn for the 2017-2019 L5P Duramax with factory style Turbo. The OEM plastic intake horn is 2.4" diameter and we experienced a 25HP Gain with our 3.5" Horn when used with a Max Effort Tune. Tuning not required, this horn will work plug and play tuners or OEM calibration.
Wehrli Fab
3 1/2" Turbo Intake Horn for 2001-2004 LB7 Duramax with factory style IHI Turbo. Great Upgrade for Factory Charger offering Quicker Spool up!
Wehrli Fab
WCFab 2017-2019 GM L5P 6.6L Duramax 4" Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic...
Wehrli Fab
2017-2019 L5P Duramax 4" Intake Pipe/Resonator Delete for the Factory Turbo. Dress up your engine bay and remove the plastic turbo resonator box. Will only fit with the OEM air box, NOT COMPATIBLE...
Wehrli Fab
3.5 inch Turbo Intake Horn for the 2020+ L5P Duramax with factory style Turbo. Improves air flow to turbo by removing restriction found in the factory horn right before the turbo inlet. Tuning...
Wehrli Fab
Replace the restrictive crushed factory down pipe on your 2017-2019 L5P Duramax with this 3.5" Down Pipe for improved exhaust flow.***Connects to the DOC outlet flange behind the OEM turbo and mates...
Duramax Tuner
Take your L5P to the next level with custom tuning! L5P Tuning Package includes everything you need to tune your 2017 & 2018 L5P Duramax. No need to delete your exhaust or tamper with...
Wehrli Fab
2017-2019 L5P Duramax 4" Intake Pipe/Resonator Delete for the Factory Turbo. Dress up your engine bay and remove the plastic turbo resonator box. Will only fit with the OEM air box, NOT COMPATIBLE...
Wehrli Fab
WCFab 2017-2019 GM L5P 6.6L Duramax 4" Intake Kit with Air Box. This high flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic...
Wehrli Fab
>The 3" High Flow Driver side Intercooler pipe for the 2017 L5P Duramax. Replaces the factory two piece 2 ½" inter cooler pipe with a high flow one piece 3" pipe. It also includes upgraded silicone...
Wehrli Fab
Aluminum Upper Coolant Pipe replaces the OEM rubber upper coolant hose and comes powder coated color of choice! For use with OEM GM radiator! Some aftermarket radiators may cause fitment issues!
Wehrli Fab
3 1/2" Turbo Intake Horn for 2001-2004 LB7 Duramax with factory style IHI Turbo. Great Upgrade for Factory Charger offering Quicker Spool up!
