- How big is too big?
- 02 sensers????
- keeping metal shavings out of tapped hole in manifold
- Flowmaster the only "chambered" muffler?
- smoke stack rain caps
- header bolts
- header gaskets
- Flowmaster 40 serries?
- Types and cost of new cats.
- headers for 300 I6
- Useless upgrading to a cat back system on a V6 SOHC?
- Once and for all
- Final questions before purchase
- Header and general performance part question
- Stack Pipe exhaust?
- Flame Kit
- Shorty Headers
- looking for fenderwell exit headers for 80's f250 4x4
- How much exhaust back pressure is too much????
- Headers
- Air return lines from Cat??
- 97 5.4L f150- looking to add exhaust system
- Sound?
- FlameThrower Exhaust
- egr valve not opening
- 1994 Ford F-150 5.8 liter V8 351
- collector gasket leaking
- Dual Cost?
- Exhaust pipe size?
- headers wont seal up!!!!