aFe Twisted Steel Down Pipe 3 to 2-3/4 IN 304 Stainless Steel w/ Cat - BMW/MINI / B46 / X1 / Cooper S / F54-57 / F60

aFe Twisted Steel Down Pipe 3 to 2-3/4 IN 304 Stainless Steel w/ Cat - BMW/MINI / B46 / X1 / Cooper S / F54-57 / F60High flow 400 CPSI catalytic converter 3" 2 3 4" mandrel bent, 304 stainless steel tubing for improved flow CNC machined flange for a leak free seal 100% hand TIG welded for strength and durability Includes 3rd bung for either a wide band O2 gauge or auxiliary instrumentation Includes 3rd O2 bung: This down pipe includes a 3rd O2 bung and plug for either a wide band O2 gauge or auxiliary instrumentation. 304 Stainless Steel: 3" 2 3 4" mandrel bent,

• High flow 400 CPSI catalytic converter 
• 3"- 2-3/4" mandrel-bent, 304 stainless steel tubing for improved flow
• CNC machined flange for a leak free seal
• 100% hand TIG-welded for strength and durability
• Includes 3rd bung for either a wide-band O2 gauge or auxiliary instrumentation
  
  

Includes 3rd O2 bung:
This down pipe includes a 3rd O2 bung and plug for either a wide-band O2 gauge or auxiliary instrumentation.

304 Stainless Steel:
3" - 2-3/4" mandrel-bent, 304 stainless steel tubing for maximum flow and corrosion resistance.

High-Flow Catalytic Converter:
This system utilizes a 400 CPSI (cell per square inch) high flow catalytic converter for maximum flow.

6" Interlock Flex Pipes:
This unit utilizes heavy duty 6" flex tubes with internal interlock liners.

CNC Machined Flange:
Quality CNC machined flange mounts directly to OE mounting locations for a leak-free sealing surface.

Hassle-Free Installation:
Designed to be a true bolt on system with no cutting or modifications required. Quality hardware is included for a hassle-free installation.

TIG-Welded:
100% TIG-welded for race proven strength and durability.

Emissions Disclaimer:
This product is EPA compliant, not for sale or use on vehicles certified for the state of California. Consult your state or local authority for any additional clarification. Replacement of catalytic converters (if equipped) is allowed only under the following conditions: 1) if the vehicle is missing a converter; 2) if a state or local inspection program has determined the existing converter has been lead-poisoned or damaged or otherwise needs replacement; or 3) if the vehicle is more than five (5) years old or has more than 50,000 miles and a legitimate need for replacement has been established and documented. This product only fits those vehicles as listed in the application table.

All aFe exhaust systems are engineered and manufactured in our Corona, California facility.