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15mm Exhaust Valves - Single
Simply transfer your factory oxygen sensors to the new O2 sensor location in the collectors and click these into place on the OEM harness
Aggressive Sound: A free-flowing stainless steel high temp 24" length muffler is used to absorb high pitch tones producing a powerful sound and unleashing all available horsepower and torque
Optional provision for factory speaker on some models
Cognito 19-24 Chevy/GMC Silverado/Sierra 1500 4WD 1in Perf Leveling Kit w/ Elka 2.0 IFP Shocks 2022-lexus-rx350-base-esi1560840 15mm Exhaust Valves - SingleWe have bundled everything you need in a leveling kit for your Silverado Sierra 1500 2WD 4WD with high quality Cognito components. There is no guesswork. Cognito components are engineered, manufactured and assembled in the USA. The Cognito 1 inch Performance Ball Joint Leveling Kit includes the Cognito Ball Joint SM Series Upper Control Arm Kit, Elka Coilover front shocks and Elka rear shocks all with hardware included. The Cognito Ball Joint SM
