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As with all RPi GT series exhausts, each system is
designed with maximum performance and superior sound in mind. Our 335i exhaust
follows the GT series tradition offering a remarkable torque and hp increase.
Expect a gain of 20-40ft/lbs* and 15-30hp*. All RPi exhausts are made with
the high quality T304 stainless steel, come with the RPi lifetime warranty and
is 100% made in the USA.
View DYNO test data HERE
*Current modifications to your vehicle can effect the
power increase of the exhaust system. The test data was conducted on a
stock vehicle
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