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BMW M340I/M440I G20/G22 High flow Downpipe

BMW M340I/M440I G20/G22 High flow Downpipe

Regular price $1,699.00
Regular price $1,699.00 Sale price $2,299.00
Sold out
Downpipe Diameter 4 inch
Cat Type 200 cell high-flow cat (100/300 cell available upon request)
Material T304 Stainless Steel
Fitment Fits stock or modified vehicles – no modifications required

Compatible with BMW M340i/M440i G20/G22 (2020–2025)

  • Constructed from high-quality, heat-resistant stainless steel

  • High-flow 200-cell performance catalytic converter

  • Improves exhaust flow and reduces backpressure

  • Faster turbo spool and improved throttle response

  • Increased power and torque gains

Unleash your BMW M340i or M440i's true potential with this precision-engineered high-flow downpipe. Designed specifically for G20/G22 chassis, it reduces exhaust backpressure to boost horsepower and torque while delivering a more aggressive engine note. The optimized flow path improves turbo spool response for sharper acceleration. Direct bolt-on fitment ensures hassle-free installation without modifications. Perfect for drivers seeking measurable performance gains and enhanced driving dynamics.

Custom built to order — allow 7-14 business days for manufacturing

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BMW M340I/M440I G20/G22 High flow Downpipe

Regular price $1,699.00
Regular price $1,699.00 Sale price $2,299.00
Save 26% Sold out