- Impervious to cracking like the OEM Cap
- CNC Machined from solid billet aluminum
- Anodized in Sinister Blue
- 2 Year Warranty
- Made in the USA
The Sinister Diesel Coolant Radiator Surge Tank Cap for the L5P Duramax is a high-quality replacement cap designed to replace your factory cap. Made from high-strength billet aluminum, this cap is build to last and withstand the rigors of daily use.
The cap is precision machined to fit perfectly and ensuring a tight and secure seal that prevents leaks and spills. The sleek and stylish design of the cap adds a custom touch to your engine bay and enhances the overall appearance of your vehicle all while protecting it from corrosion and wear.
- (1) Sinister Diesel Coolant Radiator Surge Tank Cap for L5P