Kooks: 2005-13 C6 CHEVY CORVETTE -- O2 EXTENSION KIT 460 Gains of 8 Crank HP

Gains of 8 Crank HP and 9 Crank TQ

Two corrosion-resistant stainless-steel worm clamps (#056) are included

Only fits on the Raptor model and will not fit any other model of F-150

Dyno tested and produced significant power increases of +56 HP / +58 lbs

6L Gas 2006-2019 Dodge Charger (HEMI) R/T

Kooks: 2005-13 C6 CHEVY CORVETTE -- O2 EXTENSION KIT 460 Gains of 8 Crank HPO2 Extension Kit C6 Corvette 2) 16" Front Extension Harness (4 Pin) 2) 18" Rear Extension Harness (4 Pin). Oxygen Sensor Extension harnesses are included in Header kits where needed. This part number should only be ordered as a replacement for damaged or lost Oxygen Sensor Extensions. Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and