HJS ECE downpipes 3.15" BMW M3 F80/ M4 F82 F83 90812040 (HG90812040)

The downpipe is perfectly suited to both stock and tuned vehicles. Fitting this downpipe results in a slight performance increase and improved response. Another decisive reason for buying this downpipe is that exhaust gas temperatures drop and the turbocharger is relieved. Downpipe performance: up to +14kW power and +19Nm torque

Technical details:

• ECE road approval
• Approved with standard & M-Performance exhaust system
• 200 cpsi stainless steel - catalytic converter
• Ø80 mm / 65 mm pipe diameter
• Plug & Play
• Thermo integral insulation
• reduced thermal load on the turbocharger
• sporty sound

TÜV / ABE available upon request

We currently ship within Europe only.

If a part is not available, we will contact you with an estimated wait time.

If you wish to return a product after receiving it, we offer a 14-day returns policy. Custom-made products are not eligible for return, and return shipping is at the customer's expense. Full delivery and returns terms are on the “Delivery Information” page — the link is at the bottom of the page.

Products come with a warranty, detailed in a certificate included in the box.

To make a valid claim, you must prove the damage was not caused by you and that the warranty certificate is valid.

Full terms are on the “Terms & Conditions” page — the link is at the bottom of the page.