Dress up your engine bay with this eye - catching and practical blue billet oil cap. It's a perfect fit for 2001 - 2016 GM vehicles with a 6.6L Duramax engine. Part Number: FPE - DMAX - OC - BLU. Features include a Fleece Brand Finish, an O - Ring and Cam - Lock, and it serves as a direct replacement.

Using this oil cap is easy. Just remove the old oil cap from your 2001 - 2016 GM vehicle with a 6.6L Duramax engine and replace it with this new one. Make sure it's properly tightened with the cam - lock mechanism. When it comes to maintenance, occasionally check the O - ring for any signs of wear and tear. If it looks damaged, replace the O - ring to ensure a good seal. Also, keep the cap clean to maintain its Fleece Brand Finish. Avoid using harsh chemicals on it as they may damage the finish.