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AA5-HDSS kit features ACT's most popular Heavy Duty pressure plate and most popular street disc
Steel-backed linings for higher burst strength
TS4-XTG6 kit features an Xtreme pressure plate for the most demanding driver
BM14-XTSS kit features an Xtreme pressure plate for the most demanding driver
BBK 05-10 Mustang 4.6 GT Shorty Tuned Length Exhaust Headers - 1-5/8 Titanium Ceramic (1612) 2546 AA5-HDSS kit features ACT's mostThese BBK Performance shorty tuned Length exhaust Headers are designed and constructed as direct fit replacements for all 2005 10 Mustang GT applications. Each header is manufactured with 1 5 8" 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 economy