LOS ANGELES (Hollywood Reporter) - Rev those engines! Vin Diesel and Paul Walker are in negotiations to reunite for the fourth installment of the "Fast and...
Scenario 1: 2.5" from downpipe to straight flow muffler
Scenario 2: 2.5" from downpipe to straight centre box (also a silencer) to straight flow muffler
Scenario 3: 2.5" from downpipe to s-flow...