Your BMW 328 is a great vehicle, right? You like, it, don't plan on ever getting rid of it, but want it to last as long as it possibly can, right? Maybe, it might be time to upgrade the exhaust system to a lower back pressure system. It will help your BMW 328 achieve higher MPGs and the engine will work easier =ing more life.
Live in California, or another state which doesn't allow exhaust modifications to your BMW 328 legally? You can still get away with a mild resonated system which give a deep rumble, but not be objectionally loud at all. Keep it in the stock location and stock looking and nobody will ever know you have a performance exhaust system in your BMW 328, even if you floor it.
So, you found out your catalytic converter has gone bad on your BMW 328. Your options are, replace with OEM and pay out your nose. Replace it with aftermarket, which may not perform as well and may cause your BMW 328 to not pass emissions, or option three. Replace it with a performance catalytic converter which will reduce back pressure and increase performance and MPGs for your BMW 328
The exhaust system for your BMW 328 consists of, exhaust headers, or manifolds, O2 sensors, a catalytic converter, a muffler, a resonator and usually an exhaust tip. A performance exhaust system consists of the same but is usually larger tubing which flows more cfm.
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A bit of research you may find some BMWExhaust Systems authorized or wholesale dealers who provide Free shipping and handling based on thier in-stock orders. If by any chance could not find free shipping you might as well find discounted prices on the BMWExhaust.
It always pays to shop around, on window shopping before purchasing any BMW you will be educated, finil decision, and don't have to look back to find better deal. If the budget is lower than the price, you may consider buying Used BMWExhaust Systems on ebay, craigslist, or check your local classified listings for other bargains.
