- 89 f150 5.8 351
- Just Installed Flowmaster 40 series!!!
- 89 inline 6 dual exhaust
- cylinder heads??
- catbacks
- stainless steel
- Ultraflow a no-go
- stainless steel
- dual exhaust noise
- Pipe Diameter???
- Catback and emissions test question
- backpressure v.s. exhaust velocity
- cat's on a 1980 f250
- Recommendations for 95 headers/exhaust combo please...
- Header Brand
- EPA in Michigan soon...
- Will new headers mess me up??
- Will stock 20004x4 f150 muff/tailpipe fit on a 94 2wd f150
- V-10 Headers
- exhaust
- summit 3" on I6
- strait pipes?????
- Will to big of exhaust hurt my performance?
- Which Exhaust?
- Gibson Exhaust Question
- Cat with out smog pump
- 300 I-6 exhaust
- loud 5.4
- Welding exhuast pipes together
- Diesel Exhaust ??