Q:Why are headers a great bolt-on choice for Corvettes? A:They produce more horsepower and torque than factory exhaust manifolds. B:They create a more aggressive sound than factory exhaust manifolds.
On a 5.7 HEMI, shorty headers promise easy bolt-on power without turning your daily driver into a race-only project. The real question is how much horsepower they actually add compared with stock ...
Arizona Speed & Marine's (ASM) LT1 Camaro/Firebird headers offer horsepower and torque gains for your fourth-generation V-8 F-body. The HPC ceramic coating provides a high-luster finish and thermal ...
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