Downpipes

This system is constructed of 2-1/2 IN mandrel-bent brushed finished 304 stainless steel tubing for maximum strength and durability. Includes a single high flow catalytic converter which are less restrictive than the factory converter providing maximum flow. Factory style laser cut machined 304 stainless steel flanges are used used for a secure leak-free seal. Utilizing factory style hangers and flanges this system is designed to fit in the stock locations with no cutting or modifications required for a hassle-free installation. Utilizing state-of-the-art computer-aided design technology, this down-pipe is designed for custom, high tolerance factory fitment. 100% TIG-Welded for race-proven strength and durability.
Twisted Steel Downpipe 2-1/2 IN 304 Stainless Steel w/ Cat MINI Cooper S (R56) 07-15 L4-1.6L (t) N14/N18

• Heavy Duty Laser Cut Machined 304 Stainless Steel Flanges are used for a Durable Leak-Free Seal
• Constructed from 2-1/2 IN Mandrel-Bent Brushed Finished 304 Stainless Steel Tubing
• Works with Factory Exhaust System with No Modifications Necessary
• Utilizes a High Flow Catalytic Converter for Maximum Flow
• 100% TIG-Welded for Strength and Durability

This system produced gains of up to +14 HP and +6 lbs. x Ft. TQ., as measured on our in-house dyno. This system is constructed of 3″ mandrel-bent 304 stainless steel tubing for maximum strength and durability. Includes a single high flow catalytic converter which is less restrictive than the factory converter providing maximum flow. Factory style laser cut stainless steel flanges are used used for a secure leak-free seal. This down pipe includes a 3rd O2 bung and plug for either a wide-band O2 gauge or auxiliary instrumentation. Utilizing a factory style hanger and flanges this system is designed to fit in the stock locations with no cutting or modifications required for a hassle-free installation. Utilizing state-of-the-art computer-aided design technology, this false is designed for custom, high tolerance factory fitment. 100% TIG-Welded for race-proven strength and durability.
Twisted Steel Downpipe 3 IN 304 Stainless Steel w/ Cat Audi A4/A5 (B8) 09-16 L4-2.0L (t)

• Heavy Duty Laser Cut Stainless Steel Flanges are used for a Durable Leak-Free Seal
• Includes Integrated 3rd Bung for Wide-Band O2 Gauge or Auxiliary Instrumentation
• Works with Factory Exhaust System with No Modifications Necessary
• Utilizes a Single High Flow Catalytic Converter for Maximum Flow
• Constructed from 3″ Mandrel-Bent 304 Stainless Steel Tubing
• 100% TIG-Welded for Strength and Durability
• Up to +14 HP and +6 lbs. x Ft. TQ.

If you are looking for a highly engineered down pipe look no further than the aFe Power Mach Force XP Down Pipe. Down pipe is 100 percent TIG welded and uses a stepped design that increases exhaust velocity and eliminates low pressure drops which helps to scavange the exhaust for increased intake charge and more power. Race proven strength and durability. Designed using a resonance chamber to help reduce the in-cab resonance found with other down pipes. All hardware and brackets are included for a hassle-free installation.
MACH Force-Xp 3 IN 409 Stainless Steel Downpipe GM Diesel Trucks 04-10 V8-6.6L (td) LLY/LBZ/LMM

• High-Temp Ceramic Coating Inside And Outside
• 3 in. Mandrel Bent Stainless Steel Tubing
• 2 Year Limited Warranty
• CNC Machined Flanges
• 409 Stainless Steel
• 100% TIG-Welded
• Direct Bolt-On
• No Bungs

This aFe POWER turbo downpipe is engineered to outflow and outperform the restrictive, factory downpipe on the 2011 – 2015 GM Truck with V8-6.6L (td) engine. The mandrel bent, stainless steel tubing offers smoother transition bends for increased airflow, delivering quicker turbo spool times. CNC machined V-band inlets and outlets ensure a factory style, 360-degree sealing surface. Both inside and outside surfaces of the downpipe are ceramic coated to reduce EGT’s even in the most extreme environments.
MACH Force-Xp 3 IN 409 Stainless Steel Downpipe GM Diesel Trucks 11-15 V8-6.6L (td) LML

• 3 IN Mandrel Bent Stainless Steel Tubing
• CNC Machined Flanges
• 409 Stainless Steel
• 100% TIG-Welded

This aFe POWER turbo downpipe is engineered to outflow and outperform the restrictive, factory downpipe on the 2015 – 2016 GM Truck with V8-6.6L (td) engine. The mandrel bent, stainless steel tubing offers smoother transition bends for increased airflow, delivering quicker turbo spool times. CNC machined V-band inlets and outlets ensure a factory style, 360-degree sealing surface. Both inside and outside surfaces of the downpipe are ceramic coated to reduce EGT’s even in the most extreme environments.
MACH Force-Xp 3 IN 409 Stainless Steel Downpipe GM Diesel Trucks 15-16 V8-6.6L (td) LML

• CNC-Machined V-Band Inlet Flange and Heavy-Duty Outlet Flange Provide a Leak-Free Seal
• Works with Factory Exhaust System with No Modifications Necessary
• Constructed from 3″ Mandrel-Bent 409 Stainless Steel Tubing
• Ceramic Coated for Corrosion Resistance and Reduced EGTs
• 100% MIG-Welded for Strength and Durability

Add dyno-proven power to your Ford Focus RS with this Twisted Steel down-pipe which produced up to +10 horsepower and +14 lbs. x ft. torque max gains as measured on our in-house dyno. 3″ mandrel-bent, 304 stainless steel tubing and high flow, 400 CPSI catalytic converter improves exhaust flow to deliver increased horsepower and torque. This direct bolt-on down-pipe requires no cutting or drilling for a hassle-free installation. Performance Gains: In house dy no testing produced gains of up to +10 horsepower and +14 lbs. x ft. torque. Includes 3rd O? bung: This down pipe includes a 3rd O? bung and plug for either a wide-band O? gauge or auxiliary instrumentation. 304 Stainless Steel Construction: This down pipe is constructed of 3″ 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. Laser Cut Flanges: Quality laser cut flanges mount directly to OE mounting locations for a leak-free sealing surface. 6″ Interlock Flex Pipes: This unit utilizes heavy duty 6″ flex tubes with internal interlock liners. TIG-Welded: 100% TIG-welded for race proven strength and durability. Additional Power: Combine with cat-back (49-33104) for gains of up to +19 horsepower and +25 lbs. x ft. torque. Legality; This is a “Race Only” product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws. This system is not currently CARB exempt and is not available for sale in California or for use on any vehicle registered with the California Department of Motor Vehicle.
Twisted Steel Downpipe 3 IN 304 Stainless Steel w/ Cat Ford Focus RS 16-18 L4-2.3L (t)

• Incl. 3rd Bung For Wide Band O2 Gauge Or Aux. Instrumentation
• Heavy Duty 6 in. Flex Tubes For Max Strength/Durability
• 100 Percent Hand TIG-Welded For Strength/Durability
• 3in. Mandrel Bent 304 Stainless Steel Tubing
• High Flow 400 CPSI Catalytic Converter
• +14 lbs. x ft. TQ & +10 HP

The aFe Mach Force XP Loop Delete/Y-Pipe combo package is engineered to replace the stock loop section and y-pipe to accommodate long arm travel lift kits that interfere with the OE loop and Y-Pipe. This product is constructed of mandrel bent, 2″/2.5″ 409 stainless steel tubing for maximum flow and comes with all necessary hardware. Cutting is required.
Twisted Steel 2 IN-2-1/2 IN Aluminized Steel Loop-Delete Downpipe & Y-Pipe Jeep Wrangler (JK) 12-18 V6-3.6L

• 2/2.5 in. Mandrel Bent 409 Stainless Steel Tubing
• Accepts Lift Kits That Interfere w/The OE Loop
• 2 Year Limited Warranty
• True Merged Collector
• Cutting Is Required
• 50 State Legal

Twisted Steel Downpipe 2-1/2 to 2-1/4 IN 409 Stainless Steel w/ Cat Toyota Tacoma 16-19 V6-3.5L

• Heavy Duty Laser Cut Mild Steel Flanges are used for a Durable Leak-Free Seal
• Constructed from 2-1/2″ – 2-1/4″ Mandrel-Bent 409 Stainless Steel Tubing
• Works with Factory Exhaust System with No Modifications Necessary
• Utilizes a Dual High Flow Catalytic Converters for Maximum Flow
• 100% MIG-Welded for Strength and Durability

100% TIG-Welded by certified craftsmen for race proven strength and durability. TIG-Welding provides the strongest welds reducing stress cracks. Paired opposite firing cylinders with equal, specifically tuned primary lengths maximizes scavenging and increases torque throughout the powerband. High grade stainless tubing with a uniform brushed finish provides a beautiful look and high resistance to corrosion. aFe has designed this system to retain all your factory sensors for a hassle free installation. Also included are extensions for a simple plug & play installation. High quality laser cut header flanges provides superior sealing at the head surface. Machined flanges and USA made stainless v-band clamps provide a simple to install leak free joint between the headers and X-pipe. A direct bolt-on system which requires no cutting or drilling to provide a hassle-free installation. This system is constructed of mandrel bent, stainless steel brushed tubing for maximum performance, corrosion resistance and strength eliminating cracking. This system includes dual, hi-flow, 200 CPSI, stainless steel catalytic converters for maximum flow and performance. aFe PFADT Series Headers & X-Pipes are engineered and manufactured in our Corona, California manufacturing facility. This system is not currently CARB exempt and is not available for sale in California or for use on any vehicle registered with the California Department of Motor Vehicle.
Twisted Steel Downpipe 3 IN 304 Stainless Steel w/ Cat Cadillac ATS 13-19 / Chevy Camaro 16-19 L4-2.0L (t)

• HD Flex Tube w/Interlock Liner For Added Durability
• Durable Mandrel Bent Brushed Stainless Steel
• 3/8 OE Style Flanges For Leak Free Seal
• Gain of 8 HP/ 7LBS Torque
• 48 State Legal Converter

Add dyno-proven power to your Mini Cooper with this Twisted Steel down-pipe which produced up to +16 horsepower and +20 lbs. x ft. torque max gains as measured on our in-house dyno. 3″ to 2-3/4″ mandrel-bent, 304 stainless steel tubing and high flow, 400 CPSI catalytic converter improves exhaust flow to deliver increased horsepower and torque. This direct bolt-on down-pipe requires no cutting or drilling and includes quality hardware for a hassle-free installation.
Performance Gains: In house dyno testing produced gains of up to +16 horsepower and +20 lbs. x ft. torque (tested with catalytic converter).
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.
All aFe exhaust systems are engineered and manufactured in our Corona, California facility.
Twisted Steel Downpipe 3 to 2-3/4 IN 304 Stainless Steel w/ Cat MINI Cooper S (F55/F56/F57) 15-19 L4-2.0L (t) B46

• 3 IN to 2-3/4 IN mandrel-bent, 304 stainless steel tubing for improved flow
• 100% TIG-Welded for Strength and Durability
• CNC machined flange for a leak free seal
• High flow 400 CPSI catalytic converter
• +20 lbs. x ft. TQ & +16 HP