Duramax S300 Turbo Downpipe 4 Inch

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  • Regular price $171.00

High flow 4" Downpipe for Duramax Trucks with S300, S366 Chargers


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  • Would this work with the stock turbo with a 5" magnaflow exhaust on a 02 Chevy LB7? Thank you!

    No this only fits s300 chargers. You would need a 3" lb7 downpipe for stock turbo.