Royal Purple XPR Extreme Performance Racing Synthetic Motor Oil - 10W40 - 1 Quart (Case of 6) Weld Bung Some long tube headers require

Some long tube headers require modification

2008-2015 GMC Yukon

Installation of this relay kit will ensure proper wiring which will reduce the risk of damaging the fuel pump and result in consistent fuel pressure

Kit weighs less than 80 grams

1967-1971 Dodge Charger R/T CID 426 Naturally Aspirated GAS

Royal Purple XPR Extreme Performance Racing Synthetic Motor Oil - 10W40 - 1 Quart (Case of 6) Weld Bung Some long tube headers requireRoyal Purples XPR (Extreme Performance Racing) synthetic motor oil is specifically formulated for the demands of multi platform racing environments. XPR is popular in a variety of motorsports including: NASCAR, NHRA, World of Outlaws and Bonneville Salt Flats. Royal Purples premium synthetic motor oil and synthetic lubricants have been designed to improve performance in all conditions and provide cleaner operation, better mileage and decreased oil