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Buy 3 Tires, Get 4th Tire Free Instantly
Buy 3 Tires, Get 4th Tire Free Instantly. Receive a discount equal to the price of a single tire when four tires are added to the cart. Valid on select in stock tires only. Those tires for which discount is available will be identified in search results & product detail pages. All other tires and special order tires are excluded from this offer. Valid when scheduled for installation on and installation is completed between 5/1/18 through 5/31/18.

BlueDEF Diesel Exhaust Fluid is made to meet the specific demands of diesel engines. This complete Diesel Exhaust Fluid solution helps your diesel-powered vehicle efficiently eradicate smog. It was designed to support a cleaner environment, by emitting less airborne fumes.

From day one of being manufactured to final delivery, BlueDEF solution delivers a purity guarantee. Impure DEF can cripple equipment and lead to staggering amounts of downtime and delays – that’s why more US companies trust BlueDEF with their SCR systems than any other manufacturer in the world.

Learn why diesel truck owners all over the world, trust BlueDEF’s Diesel Exhaust Fluid to effectively improve fuel economy and truck operator safety, and simultaneously reduce harmful exhaust emissions.

Diesel exhaust fluid (DEF) is part of solution to the problem of NOX abatement. DEF is one of the key elements of the Selective Catalytic Reduction (SCR) process used by most medium and heavy-duty engine builders to meet EPA 2010 regulations. SCR reduces NOx emissions to extremely minute levels, while at the same time delivering improved fuel economy and reliability.

BlueDEF is a mixture of high purity synthetic urea and deionized water. DEF is one of the key elements of the Selective Catalytic Reduction process used by diesel engine builders. BlueDEF is stable, colorless, non-flammable, non-toxic and is classified as a minimum risk for transportation.
  • Successfully converts NOx molecules into harmless nitrogen and water vapor, which makes for cleaner exhaust emissions.
  • This product is not a fuel or fuel additive.
  • Bottles are visually inspected prior to filing, insuring no dust or foreign materials are present.
BlueDEF is the key to helping improve fuel economy by up to five percent while simultaneously reducing exhaust emissions. Visit Pep Boys online to order BlueDEF and give your diesel engine the solution it needs.