JMTuning Downpipes Set – Audi RS4 / RS5 B9 (With or Without OPF)

Maximum Flow, More Power & Pure Sound

This JMTuning Downpipe Set is developed for the Audi RS4 and RS5 B9 (2.9 TFSI Biturbo) and is the ideal upgrade for those seeking the ultimate combination of performance, durability, and sound. Available with or without EURO 6 race catalysts, and suitable for vehicles with or without OPF/GPF filter.

Each set is precisely engineered and extensively tested for performance and fitment. Thanks to its 100% interchangeability with the original downpipes, installation is simple and completely plug & play.

Features & Benefits

• Perfect OEM fitment, directly interchangeable with original downpipes

• Available with or without EURO 6 race catalysts

• Suitable for vehicles with or without OPF filter

• MOT-approved in combination with race catalysts

• Entirely made from high-quality stainless steel

• Optional with Thermo Heat-Sleeve for maximum heat protection

• Stage 2 chip tuning recommended for optimal efficiency

• 540+ hp possible with custom software

• 2-year warranty on materials and construction

Thermo Heat-Sleeve Option

For ultimate heat management, the downpipes are available with a Thermo Heat-Sleeve. This high-quality heat shield layer minimizes radiant heat towards engine components, improves thermal efficiency, and extends the lifespan of surrounding parts.

Note: the sleeve may smoke slightly when first brought to temperature — this is completely normal.

Compatibility

• Audi RS4 B9 2.9 TFSI Biturbo

• Audi RS5 B9 2.9 TFSI Biturbo
  Suitable for vehicles with or without OPF filter (select the correct variant when ordering).

Technical Specifications

• Material: High-quality stainless steel

• Catalyst options: 2x EURO 6 Race catalyst or catless version

• Installation: Direct OEM replacement

• Recommended tuning level: Stage 2+

• Performance potential: Up to 540+ hp with custom software

Additional Recommendations

• For vehicles with OPF: disabling before installation is highly recommended.

• Can be combined with the JMTuning front pipe set (non-OPF) for maximum flow and sound.

SKU

JMT-DP-RS4RS5B9-SET