This product is for Racing Competition only and is not legal for use in highway or street vehicles or other non-racing competition off-road vehicles.
Purchasing this product requires you to sign our Vehicle Compliance Waiver here.
These mandrel bent downpipes are the only mandrel bent 2.5 in. downpipes to connect directly to your stock 351 standard manifolds via a clever ball socket and flange connection. They are very easy to install. Expect 5-8 extra horsepower because of the 2.5 in. and smooth mandrel bends.
These downpipes end right at the cross-member humps so they will easily connect to Pypes Part number SFM03 header back system without modifications. 5.8 Litre engines. Will fit any 64-69 Mustang with 351 Cleveland style manifolds.
WARNING: Cancer and Reproductive Harm