They also include StopTech Street Performance Brake Pads for high performance street and occasional track use. Seaworks Steel Dual Feed Muff Style Heavy Duty Steel Boat Motor Flusher | Use for Antifreeze Winterization or Common Water Flush | 5/8 Inch Standard Garden Hose Connection All StopTech Trophy Big Brake Kits include:Patented StopTech AeroRotors for optimized airflowPatented billet 7075 aluminum AeroHats to further increase airflowForged StopTech STR calipers with patented bolt-in bridge for ultimate stiffnessStopTech stainless steel brake linesRace engineered caliper bracketsHard-anodized finish on calipers and hats that resists fading and discoloration Based on the highly praised StopTech ST-60 ST-40 and ST-22 calipers STR calipers feature the same metallurgy and design but are engineered to provide up to a 20-percent reduction in weight without sacrificing stiffness or performance. AED 7900 Power Valve Channel Restrictor Kit. by AED. Intended for ultra-high performance street use. They are... Aed Kit Understanding Carburetor Power Valve Channel Restrictors Aed 7900 Power Valve Channel Restrictor Kit Replacement Trophy Sport Big Brake Kits are the ultimate street braking system. Oil Restrictor Kits - SB & BB Chevy Engines - Keyser Manufacturing Product Type :Auto Part Package Dimensions :4.0 L X4.5 W X0.5 H Easily identifiable by their unique shape and finish StopTech Trophy Big Brake Kit components feature a MIL-spec hard-anodizing on the Trophy STR calipers and AeroHats that is impervious to color change or fading at extreme race temperatures. StopTech Trophy Kits feature ultra-high performance STR lightweight forged calipers in six-piston four-piston or two-piston configurations. They include forged lightweight StopTech STR calipers floating slotted AeroRotors stainless steel brake lines and race engineered caliper brackets.