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Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
Due to its high-quality finish
Fits to OE Downpipes and Milltek Sport Particulate Filter Back System Only (Only compatible with models with flanged front connection)
Additional 70hp on a stock vehicle
Need additional ½ quart for proper fill-up during installation (OEM cooler is 7 quarts
SMG Expansion Tank Relocation Kit For Aftermarket Carbon Airboxes - BMW E46 M3 320d Due to its high-quality finishBMW E46 M3 CSL expansion tank relocation kit, including mounting bracket. The CSL SMG expansion tank reservoir is required when installing a carbon air box on SMG equipped E46 M3 vehicles, as the stock variant is incorporated into the airbox. Relocation of the reservoir is required when fitting an aftermarket CSL style airbox. The mounting hardware is included to relocate the SMG expansion tank so that the CSL intake can fit in the engine bay, with
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