H&R 60mm ID Single Race Spring Length 200mm Spring Rate 70 N/mm or 400 lbs/inch - RF200070 fits_2004-2008`Acura`TSX Unique One-Piece Housing:The smooth one-piece

Unique One-Piece Housing:The smooth one-piece sealed housing

3" to 2-1/2" Mandrel Bent

4L Transmission Cooler

Formed through an autoclave vacuum process using 3K twill weave pre-preg carbon

Universal muffler fits 3" stainless steel tubing

H&R 60mm ID Single Race Spring Length 200mm Spring Rate 70 N/mm or 400 lbs/inch - RF200070 fits_2004-2008`Acura`TSX Unique One-Piece Housing:The smooth one-pieceH&R 2. 50" I. D. Race Springs are made with extremely high tensile strength wire alloy which allows the use of a thinner wire. Manufactured using advanced materials and precision technology in Germany, H&R 2. 50" I. D. Race Springs are crafted from special lightweight (hf) 54SiCr6 spring steel. For any given spring rate, they are on average 15% lighter and have 10% more travel than competitors' springs. Main springs range from 6" to 18" in length and