Hooker BlackHeart Jeep 4.0L Short Header 1-1/2 00-06 Wrangler TJ 3550224-123- S 4 in Diameter

4 in Diameter

1966-1985 Oldsmobile Toronado

Rated injector flow: 160 lb

Polished Silver Ceramic

1-1/4 in Tube OD

Hooker BlackHeart Jeep 4.0L Short Header 1-1/2 00-06 Wrangler TJ 3550224-123- S 4 in DiameterUtilizes true mitered merge collectors designed to maximize exhaust velocity and scavenging while reducing any unwanted turbulence Constructed from heavy duty, 14 gauge, mandrel bent, stainless steel maximizing strength and durability Uses 1 2" thick, head flange for durability and an optimum sealing surface Retains factory O2 sensors and catalytic converters 100% quality hand welded construction for strength, longevity and good looks 100% bolt on