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Flowtech Headers are the perfect combination of quality and value. This shorty header fits the popular 1991-1999 Jeep Wrangler YJ/TJ 4WD I6-4.0L and bolts up to the factory exhaust.
Features:
Tri-Y design for a broad torque curve and increased torque. Perfect for off-road and rock crawling
High flow, mandrel-bent tubes provide consistent tubing diameters for smooth flow and increased exhaust velocity
Heavy duty tubing and high quality welds for increased strength and durability
Smooth transition, 1-5/8" diameter primary tubes are used for increased exhaust flow increasing performance, improving throttle response and broadening the torque curve
Flex joints are used on the outer tubes to diffuse vibration under the most extreme conditions
Machined 1/2" header flange welded inside and out for a leak-free seal and maximum strength
Premium aluminum header gaskets and installation hardware included
High heat resistant black paint
This header accommodates all emission control devices
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Manufacturer
Holley products have been the undisputed leader in fuel systems for over 100 years. Holley carburetors power every NASCAR Sprint Cup team and every NHRA Pro–Stock champion. Holley's products include performance fuel pumps, fuel injection, intake manifolds, cylinder heads & engine dress–up products for street performance, race and marine applications. As a single solution, or partnered with products from other Holley companies, Hooker Headers, Flowtech Headers, NOS, Weiand, or Earl's, Holley products can give you the edge you need over the competition.
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