BBK 93-96 Chevrolet Impala SS Shorty Tuned Length Exhaust Headers - 1-5/8 Silver Ceramic 1998-bmw-740il-base-esi6300557 Applies a true 40 amp

Applies a true 40 amp load during testing to simulate real world operating conditions and provide more accurate test results

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BBK 93-96 Chevrolet Impala SS Shorty Tuned Length Exhaust Headers - 1-5/8 Silver Ceramic 1998-bmw-740il-base-esi6300557 Applies a true 40 ampThese BBK Performance shorty tuned Length exhaust Headers are designed and constructed as direct fit replacements for all 93 96 Chevrolet Impala SS applications. Each header is manufactured with 1 5 8 in. CNC mandrel bent tubing that offers unrestricted exhaust flow for increased horsepower and torque over factory OEM manifolds. BBK tuned Length headers offer improved scavenging waves for better combustion, which leads to improved performance and fuel