【660"Dual Valve Spring Kit】for 4.8 5.3 6.0 6.2 LS1 LS2 LS3 LS4 LS6 L76 L92 L99 LQ4 LQ9 L33 LSA 6.2,Note: Does not fit LS7 or LS9
【Important Note】Direct Replacement. Perfect fitment. No modification required. Product does not come with installation instructions, please refer to a shop/factory manual for installation
【Product Performance】Please check your vehicle model, engine model and the part number you need before buying that it is correct
【Customer Support】Our dedicated customer service team is available 24/7 to assist you with any questions or concerns. Please check the vehicle model and year carefully before Purchasing