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Fitment
Description
Spool Performance race downpipe for the BMW B48 F- and G-chassis 30i cars (US-market 30i use the B46 version SP-B46-CDP - check the VIN). TIG welded by robot in an argon chamber, smooth radius bends, fits LHD and RHD cars and works with the stock or an aftermarket cat-back. Spool quotes 18-23hp with a proper tune. Spool lifetime warranty.
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![Spool Performance B46/B48 Stainless Steel Downpipe Upgrade [Race Downpipes] – SP-B48-CDP](http://handlerms.com/cdn/shop/files/1Rho93fAvWM0N5ajmbcPUWom0JKnJ_sKj.png?v=1791967602&width=1445)