91-99 JEEP YJ/TJ 4.0L SHORTY HEADERS

Part #: 70305403-RHKR

Hooker continues to push the boundaries of performance with the BlackHeart line of exhaust products. We are proud to offer this shorty header for 1991-99 Jeep Wrangler YJ/TJ vehicles. This header is engineered to offer both premium fitment and maximum performance from your 4.0L L6 engine.

Features:

• Max dyno gains of +4 HP & +7 LB.FT torque
• 1-1/2" diameter tuned length primary tubes feature smooth transition, 6-2-1 design for increased exhaust flow, improved throttle response and a broad torque curve
• Utilizes true mitered merge collectors designed to maximize exhaust velocity and scavenging for optimum performance
• Constructed from heavy duty 14-gauge, stainless steel for increased strength and durability
• Uses 1/2" thick head flange for durability and an optimum sealing surface
• Retains factory O2 sensors and catalytic converters
• 100% bolt-on with NO cutting necessary for a hassle-free installation
• Quality welds for strength, longevity and good looks
• Premium header gasket included
• Manufacturer's limited lifetime warranty

1991-1999 Jeep Wrangler YJ/TJ L6, 4.0L 1-1/2 Stainless Steel Shorty Header - Natural Finish