Wehrli 01-04 Chevrolet Duramax LB7 S300/S400 Single Turbo 3in Y-Bridge Kit - Raw Exhaust- Mufflers & Tips>Catalytic Converter Direct Fit Dyno testing showed maximum gains

Dyno testing showed maximum gains of up to 33 whp and 30 wtq and peak gains of up to 28 whp and 21 wtq while maintaining safe AFRs on the stock tune

for convenience in accessing the truck bed

use compressed air to blow off the outside of the dry filter keeping the air nozzle moving and no closer than 6 inches to the media

0L EcoBoost Performance Calibration

the Mishimoto R-Line Intercooler will efficiently reduce induction air temperatures

Wehrli 01-04 Chevrolet Duramax LB7 S300/S400 Single Turbo 3in Y-Bridge Kit - Raw Exhaust- Mufflers & Tips>Catalytic Converter Direct Fit Dyno testing showed maximum gains3" High Flow Y Bridge for custom fabrication use. Not a direct OEM replacement. Does bolt to OEM intake runners. 3" Bead Roll Connection at inlet. 14 ga Aluminum neck and TIG welded CNC machined billet aluminum center section and flanges. Includes bungs for MAP sensor installation and 1 8" NPT accessory port. Raw aluminum finish requires additional finishing after purchase to prevent oxidation. The factory LB7 Duramax Y bridge is a significant