Gtech Motorsports BMW B58 Induction Kit (M140i, M240i, 340i, 440i – 2016+)

Give your BMW B58 engine the airflow it deserves with the Gtech Motorsports Induction Kit. By replacing the restrictive factory airbox, this upgrade improves throttle response, increases power, and delivers the aggressive induction sound every enthusiast wants. Whether your car is stock or tuned, it’s a direct fit that transforms both performance and driving experience. Key Features & Benefits: Proven dyno gains of up to 12–14bhp depending on setup Faster throttle response and improved turbo spool Aggressive induction noise for a sportier driving feel Black powder-coated heat shield and inlet pipe for durability Cold air feed design keeps intake temps low Reusable pleated filter for easy cleaning and long life Direct bolt-on fit with full fitting hardware included Vehicle Compatibility / Fitment: Fits BMW B58-powered models (2016+): M140i (F20/F21/F40) M240i (F22/F23/F44/F45/F46) 340i (F30/F31/F34) 440i (F32/F33/F36) Technical Specifications: Material: Black powder-coated heat shield and inlet pipe Filter: High-flow reusable dry pleated filter Design: Cold air feed with sealed shield for reduced heat soak Finish: Durable powder coat for long-term protection Installation Information: Tools required: Basic hand tools Install time: 1–2 hours Designed as a direct-fit bolt-on kit with instructions included Professional installation optional but not required Performance Gains / Why It’s Needed: The factory airbox limits airflow and muffles sound. Upgrading to the Gtech B58 Induction Kit provides sharper throttle response, noticeable horsepower gains, improved turbo spool, and a deeper induction tone, perfect for both road and track use. What’s Included in the Kit: Powder-coated heat shield Powder-coated inlet pipe High-flow pleated filter (red) Silicone joiner Full fitting kit and instructions Warranty & Guarantee: Includes manufacturer warranty. Returns accepted on unused items in original packaging. SEO Extra Details: Also searched as: BMW B58 intake kit, Gtech induction kit, B58 cold air intake, performance air filter upgrade. Explore related upgrades such as downpipes and intercoolers for even more performance. FAQs: Q: How much power can I expect to gain? A: Dyno tests show average gains of 12–14bhp, with better throttle response. Q: Does it fit all B58 models? A: Fits M140i, M240i, 340i, and 440i (2016+). Contact us if unsure. Q: Do I need a remap after installing? A: No, it works perfectly on stock software, but gains are maximised with tuning. Q: How do I clean the filter? A: The pleated filter is reusable and can be cleaned and refitted easily.