The 5-Series may not be known for its fuel economy, but you can get the most out of every drop when you install a BMW 5-Series fuel enhancer. By improving the quality of gasoline that you put into your vehicle, a BMW 5-Series fuel treatment allows your engine to run more efficiently than ever before.
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It's a breeze to find the lowest prices on your new 5-Series fuel octane booster when you shop at AutoAnything. We carry BMW accessories made by the best names in the game, like the 5-Series Fitch fuel catalyst. And, we back all orders with our lower price guarantee. We even ship for free.