CTS Turbo B5 S4 MAF Housing 85mm

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MFG? CTS-HW-040The CTS Turbo B5 S4 85mm (Inside Diameter) MAF Housing is designed for use with modified B5 Audi S4, RS4 & C5 Audi A6/Allroad 2.7T. These MAF housings are designed f or car running RS4 or larger turbochargers with upgraded software, and upgraded fuel injectors. Each CTS Turbo B5 S4 85mm MAF Housing is machined in house on our HAAS ST-20 CNC Lathe and can be paired with our optional stock airbox adapter (CTS-HW-164). Comes in raw aluminum finish Includes mounting bolts Use this MAF housing on B5 S4 with Stage 3 upgrade (confirm housing size with software tuner before ordering) For Hitachi MAF only Show more