aFe Twisted Steel 409 Stainless Steel Shorty Header (48-46101) StillenShipping_30 Includes dual dry-style air filters

Includes dual dry-style air filters which do no require oiling

0L Turbo showed gains of 63whp and 165 ft/lbs tq

we found that the increased thermal mass of using thicker aluminum tubing (1/8 wall thickness) kept the intake from being vulnerable to rapid temperature change

The oil cooler includes a SPAL fan and shroud with isolator mounts (for high vibration) - but this can be removed for a more compact fit or when not needed

CNC Bent Tubular Alloy Steel 35mm 2-Way Adj

aFe Twisted Steel 409 Stainless Steel Shorty Header (48-46101) StillenShipping_30 Includes dual dry-style air filtersTwisted Steel 409 SS Mid Length Tube Exhaust Headers by aFe. Primary Tubing Diameter: 1. 625". Header Style: Mid Length Tube. The new Twisted Steel performance header from aFe Power is redefining the header industry with the new pulse control technology. aFe engineers have designed this header using optimum tube lengths and mitered collectors for maximum flow and velocity for power delivery across the entire power band. These headers are 100% TIG