Product Description Specifications Supertech Toyota Supra (A90)/BMW B58B Conical Spring Kit MPN: SPRK-B58B-2
Supertech Toyota Supra (A90) / BMW B58B Black Nitrided Intake Valve - Set of 12 - TIVN-1058-12 $415.35 $332.36 Add to Cart
Supertech Toyota Supra (A90) / BMW B58B Sodium Filled Inconel Exhaust Valve - Set of 12 - TEVI-1058-HS-12 $888.53 $710.98 Add to Cart
Supertech BMW N54 Conical Spring Kit - Rate 7.25lbs/mm - SPRK-FE20N54-BE-2 $1,136.21 $909.17 Add to Cart
Supertech BMW S63 V8 Conical Spring Kit - Rate 83lbs (Ex) 80lbs (In) - SPRK-BMS63B $1,598.00 $1,278.68 Add to Cart