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3" outlet 8
1979-1982 GMC K1500 Suburban 305 CID
Installation Note:
Muffler Series: Original 40 Series
Patented D-Port technology
Hooker Exhaust Manifolds 8502-3HKR windshield-wipers-and-parts 3" outlet 8Overview Hooker's popular LS exhaust manifolds are now available with a 2. 5 inch diameter outlet for improved flow. These cast iron exhaust manifolds have been designed to hug close to the engine block so they fit into a wide variety of replacement and engine swap applications. Their contoured design aims the exhaust directly at the exit port for improved flow. Being cast iron means they will provide years of leak free performance with less under
