V12 Coolant Additive offers 1+ parts and accessories for Jeep vehicles at Yittzy. Their product lineup spans engine oil, and more. Whether you're upgrading your Wrangler JL, outfitting a Gladiator for overlanding, or restoring a classic CJ, V12 Coolant Additive has the quality parts you need. All V12 Coolant Additive products at Yittzy come with competitive pricing, free shipping on most items over $75, and our 30-day hassle-free return policy.