Skunk2 Racing 521-99-1040 Race Coil Spring Fits 88-11 Civic Integra RSX S2000

Coil Spring

Race Coil Spring

Race Coil Spring; Replacement For Pro-C/Pro-S II Coilovers; 7 in. Length; 2.5 in. ID; 18K Spring Rate; Straight; Each;

Customize your Pro-C or Pro-S II Coilovers for the perfect balance between daily driving and track performance. Skunk2 Race Springs for Pro-C or Pro-S II Coilovers allow you to fine tune handling performance and driver feel through customized spring rates and ride heights. All Skunk2 Race Springs are CNC-wound using the highest quality SAE 9254V spring steel, shot-peen stress relieved, and corrosion-protected thanks to powdercoating and specialized phosphate treating processes.

All Skunk2 products are carefully planned and designed in-house using the latest computer simulation and modeling techniques, followed by careful testing in controlled laboratory environments using state-of-the-art equipment. Each product is then subjected to rigorous dyno, street, and race track testing to ensure proper performance in the most extreme conditions. For these reasons, top street cars and race cars worldwide rely on Skunk2 products.