ProCore Downpipe | Audi B9 A4 | Integrated Engineering

Overview

ProCore Catalyst: OEM-compliant emissions coating prevents check engine lights

Details

• High-flow design: 4.75" 200 CPI catalytic converter, supports Stage 2+ tuning and hybrid turbos
• Delivers full, enriched exhaust note
• Bolt-on direct fit, no cutting/welding/permanent mods; ~2-3 hours install
• Stainless steel, TIG-welded construction with investment casting
• Dyno-tested gains of up to 126 HP and 183 lb-ft torque (Stage 2 configuration)
• Precious metal coatings pass factory vehicle readiness monitors
• Fits Audi A4 (B9/B9.5) and A5 (B9/B9.5), 2017-2020

Fitment