Hypercoils 16" UHT Barrel 2-1/2" I.D. Coil-Over Spring - 110 lb. Brake Bias Adjuster Handle but is not recommended for

but is not recommended for street driven vehicles where the ambient temperature is regularly above 90 degrees

Aluminum sheet TIG welded construction

Chrysler B/RB Big Block

tube design provides excellent exhaust flow to let your F-Series Ford truck's factory Inline 6 engine breathe easy

FlowFX ΓÇ £Straight Through" Performance Muffler Delivers a Deep

Hypercoils 16" UHT Barrel 2-1/2" I.D. Coil-Over Spring - 110 lb. Brake Bias Adjuster Handle but is not recommended forOptimum Body Diameter (OBD) Hypercoils feature a unique design concept that adjusts the body diameter of the spring relative to the end coils. The OBD design enables Hyperco to take full advantage of its ultra high tensile material by optimizing the applied stress through adjusting the spring's body diameter. The results are in and they are simply incredible: More Deflection Less Weight Increased Rate Linearity More Resistance to Bowing Fits All