Akrapovic Downpipe with Cat SS for BMW 340i F30 F31
Unlock serious performance and sound with the Akrapovic stainless steel catted downpipe for the BMW 340i F30 and F31. This high-flow sports cat downpipe is precision-built from premium stainless steel and, when paired with the Akrapovic Evolution Line exhaust, creates a complete system from the manifold to the tailpipes for a true performance exhaust upgrade on your BMW 3 Series 340i.
Engineered for power and torque improvements, this Akrapovic downpipe with cat delivers an enhanced exhaust note with crisp, motorsport character at high revs and zero unwanted cabin drone. The integrated sporty catalytic converter is type-approved to meet ECE regulations, making the full system ECE compliant when used with the matching Evolution Line. No ECU remap is required for this upgrade.
Why choose the Akrapovic catted downpipe for BMW 340i
- High-flow stainless steel construction for durability and performance
- Sports catalytic converter with ECE type-approval for compliance when used with the Evolution Line
- Noticeable gains in responsiveness, torque and power potential
- Deep, refined Akrapovic exhaust sound without drone, perfect for daily driving
- Designed to integrate seamlessly with Akrapovic Evolution Line systems
- No remapping required for fitment
Perfect for enthusiasts seeking
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- High flow downpipe BMW 340i UK
Real-world results
We have fitted this Akrapovic downpipe on customer BMW 340i models and the feedback has been consistently excellent. Sharper throttle response, stronger mid-range pull and that signature Akrapovic tone make it a standout upgrade for the F30 and F31 3 Series.
Compatibility and pairing
This downpipe is designed as an optional upgrade to the following Akrapovic Evolution Line stainless steel systems:
- BMW M140i: Evolution Line SS - MTP-BM/SS/3H + E-BM/SS/3
- BMW M240i: Evolution Line SS - MTP-BM/SS/4H + E-BM/SS/3
- BMW 340i and 440i: Evolution Line SS - MTP-BM/SS/2H + E-BM/SS/2
For BMW 340i F30 and F31 owners, pairing this stainless steel catted downpipe with the Akrapovic Evolution Line delivers a complete, ECE compliant system from manifold to tailpipes with maximum performance and a premium sound.
Fitting and installation
Professional installation recommended. Nforcd offers expert fitting at our Warwickshire workshop. To request a fitting quote, email Sales@nforcd.com.
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