Left Side Exhaust Manifold With Gasket Kit For 1999-2004 Ford Mustang V6 (3.8L, 3.9L)











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Is your '99-'04 Mustang V6 sounding loud or losing power due to a cracked exhaust manifold? This complete left-side (driver side) replacement manifold kit has you covered! It's made from durable stainless steel and comes as a full kit: the manifold itself, plus all the necessary gaskets, mounting hardware, studs, washers, and nuts. The part numbers XR3Z9431BC/DC and interchange 674-535 confirm it's a direct fit for the 3.8L and 3.9L V6 engines. Brand new with a 1-year warranty, it's a straightforward swap that'll fix exhaust leaks and restore proper engine performance. Perfect for DIYers or mechanics looking for a reliable, unbranded but high-quality replacement part. Get your Mustang sounding smooth and running strong again!
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FREE In store & Online Returns If for some reason, you're not 100% satisfied with your purchase, you can return or exchange quickly and easily in accordance with our Return policy. Some restrictions may apply.
PRICE MATCH Guaranteed JOHNABERNBAUM.ORG will gladly match the price on a qualifying item sold in store or online at a qualifying retailer. See details













