What is the best oe exhaust manifold replacement on 1999 Jeep Wrangler

Bad motor mounts causes cracking in manifold.

by in Asheville, NC on September 13, 2010
1 answer
ANSWER by on September 14, 2010
Bad motor mounts should not cause exhaust manifold to crack. The manifolds crack from vibration and stress and is quite common on the 4.0L engine. You answered your own question on manifold replacement, use OE parts from your dealership.