CTS Turbo BMW S58 Downpipes
The CTS Turbo Downpipes for BMW F97/G01 X3M and F98/G02 X4M (including Competition models) are precision-engineered from cast T304 stainless steel to replace restrictive factory catalytic converters, delivering maximum exhaust flow, significant power gains, and an aggressive exhaust note with enhanced crackles and no drone—perfect for unleashing the full performance of your 3.0L Twin Turbo engine.
- SKU
- CTS-EXH-DP-0043
- Category
- Aftermarket Engine Management, Downpipe, Exhaust Systems
- Fits
- BMW, G01, G02, X3, X4, G01, G02
F97/G01 X3M/X3MC & F98/G02 X4M/X4MC
Upgrade your BMW X3M or X4M with the CTS Turbo Downpipes for F97/G01 and F98/G02 models, including Competition variants, and experience the full potential of your 3.0L Twin Turbo engine. Designed with advanced CAD technology and built from durable cast T304 stainless steel, these high-flow downpipes are hand TIG welded and back-purged to ensure long-term reliability and performance. By replacing the restrictive factory catalytic converters, they significantly enhance exhaust flow, resulting in noticeable power gains and improved throttle response.
In addition to performance improvements, these downpipes transform your vehicle’s sound with a deeper, more aggressive growl, sharp crackles on downshifts, and a punchy note during upshifts—all without unwanted drone when used with the factory exhaust. Whether you're running a stock or aftermarket setup, these downpipes are real-world tested for seamless fitment and uncompromising quality, making them an ideal upgrade for any performance-focused BMW enthusiast.