Wehrli 20-24 Chevrolet 6.6L L5P Duramax 3.5in Intake Horn w/PCV Port - WCFab Red Suspension>Suspension Arm Bushings Synthetic base stocks offer improved

Synthetic base stocks offer improved shear characteristics

Adapters are offered in standard thread

Exhaust kit 19200 features a cat-back layout that replaces your ride's stock exhaust components from near the catalytic converter on back

Polished Welded-On Double Wall Straight Cut Rolled Edge tips

This system provides a +26% air-flow increase over stock

Wehrli 20-24 Chevrolet 6.6L L5P Duramax 3.5in Intake Horn w/PCV Port - WCFab Red Suspension>Suspension Arm Bushings Synthetic base stocks offer improved3. 5 in. Turbo Intake Horn for the 2020 2024 L5P Duramax with factory style Turbo. The OEM plastic intake horn is 2. 4 in. diameter and we experienced a 25HP Gain with our 3. 5 in. Horn when used with a Max Effort Tune. Tuning not required, this horn will work plug and play tuners or OEM calibration.