Cold Air Intakes

Wehrli - WCF100684-BCWehrli Custom Fab Intake Kit Stage 2, 4in., for 2020-2024 Duramax L5P, Bronze ChromeHigh flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic factory parts on the...

Wehrli - WCF100684-BSWehrli Custom Fab Intake Kit Stage 2, 4in., for 2020-2024 Duramax L5P, Bengal SilverHigh flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces the restrictive plastic factory parts on the...

Wehrli - WCF100435-REDWehrli Custom Fab High Flow Bundle Intake Kit Stage 2, 01-04 Duramax LB7, WCFab RedSignificantly increases air flow to your turbo producing improved horsepower and torque, quicker throttle response, and cooler intake temperatures by...

Wehrli - WCF100441-CATWehrli Custom Fab High Flow Bundle Kit Stage 2, for 2017-2019 Duramax L5P, Cat YellowThe OEM diameter and we experienced a 25HP Gain with our 4 in. turbo inlet when used with a Max Effort Tune. High quality hardware, silicone boot,...

Wehrli - WCF100435-IBBWehrli Custom Fab High Flow Bundle Intake Kit Stage 2, 01-04 Duramax LB7, Illusion BlueberrySignificantly increases air flow to your turbo producing improved horsepower and torque, quicker throttle response, and cooler intake...

Wehrli - WCF100435-OFWehrli Custom Fab High Flow Bundle Intake Kit Stage 2, 01-04 Duramax LB7, Orange FrostSignificantly increases air flow to your turbo producing improved horsepower and torque, quicker throttle response, and cooler intake temperatures...

Wehrli - WCF100435-CATWehrli Custom Fab High Flow Bundle Intake Kit Stage 2, 01-04 Duramax LB7, Cat YellowSignificantly increases air flow to your turbo producing improved horsepower and torque, quicker throttle response, and cooler intake temperatures...

Wehrli - WCF100435-BS

Wehrli - WCF100441-BCWehrli Custom Fab High Flow Bundle Kit Stage 2, for 2017-2019 Duramax L5P, Bronze ChromeThe OEM diameter and we experienced a 25HP Gain with our 4 in. turbo inlet when used with a Max Effort Tune. High quality hardware, silicone...

Wehrli - WCF100435-BCWehrli Custom Fab High Flow Bundle Intake Kit Stage 2, 01-04 Duramax LB7, Bronze ChromeSignificantly increases air flow to your turbo producing improved horsepower and torque, quicker throttle response, and cooler intake temperatures...

Wehrli - WCF100435-IPWehrli Custom Fab High Flow Bundle Intake Kit Stage 2, 01-04 Duramax LB7, Illusion PurpleSignificantly increases air flow to your turbo producing improved horsepower and torque, quicker throttle response, and cooler intake...

Wehrli - WCF100411-BSWehrli Custom Fab High Flow Bundle Intake Kit Stage 1, 01-04 Duramax LB7, Bengal SilverThe OEM components between the turbo and engine? Check out the WCFab Stage 1 High Flow Intake Bundle Kit for the 2001-2004 6.6L Duramax. This kit...