QA1 CR-S Tapered High Travel Coil Spring - 4.125" ID, 300 lbs/in Rate, 11" Length - 1982-1990 GMC S15 C63 AMG S H&R ETS Electronic Lowering System

H&R ETS Electronic Lowering System modules for your 2003-2009 Mercedes-Benz SL600 (R230) are plug-and-play

Full-length ride-height adjustment separates preload from ride height — meaning you can drop the ILX to the height you want while preserving spring travel and shock stroke

For Mitsubishi Lancer owners chasing points on tarmac or just wanting a coilover that doesn't fade after a spirited drive

Raises the vehicle higher than factory suspension (2"+

H&R RSS Plus Coilovers for your 2013-2015 Audi RS5 Coupe AWD (B8) are the ultimate high performance suspension with features only found on race cars

QA1 CR-S Tapered High Travel Coil Spring - 4.125" ID, 300 lbs/in Rate, 11" Length - 1982-1990 GMC S15 C63 AMG S H&R ETS Electronic Lowering SystemThese silver powder coated springs on your 1982 1990 GMC S15 fit perfectly with QA1's Pro Coil Shock Systems. These springs are available with flat and pigtail ends and in 10" and 11" free lengths. Made with the highest quality materials, QA1'springs are strong, consistent and have a long life. All QA1'springs are manufactured using the highest quality materials for high strength, consistency and long life. They are cold wound, heat treated and shot