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.Features:
CALIFORNIA WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov