DIY 3 Inch Valvetronic Exhaust Muffler | Stainless Steel
#gpgarage #diy Hello everyone, DIY Stainless Steel 3Inch muffler with Electric valve. Car specs Bmw e39 523i M52TUB25 oem engine. Cat-back 3inch exhaust without middle resonator. This is perfect solution for daily driven cars. For more videos like this check my channel. Thanks for Watching.

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DIY Exhaust Muffler | Stainless Steel

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