5" DOWNPIPE FOR BMW B58

5-inch downpipe for BMW B58 engines, designed to maximize exhaust gas flow and reduce backpressure in high performance applications. Made from high-quality stainless steel, this component allows for better turbo response, greater power gains and more aggressive sound, especially on tuned vehicles or with turbo upgrades.

✅ Diameter: 5" (127 mm) for maximum flow
✅ Material: T304 stainless steel TIG welded
✅ Compatible with B58 Gen 1 and Gen 2 (check exact compatibility)
✅ Significant improvement in spool, power and sound
✅ Includes flanges and bracket for plug & play installation
✅ Catted or decat option depending on application

Ideal for BMW M140i, M240i, 340i, 440i, Supra MK5 and other B58 engine platforms. Compatible with OEM and aftermarket systems.

Note: Tuning is recommended to avoid check engine light and take full advantage of its potential.