Stainless Downpipe

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.

Additional Information

Twisted Steel Downpipe 3 IN 304 Stainless Steel w/ Cat Ford Focus RS 16-18 L4-2.3L (t)

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

Note for Australian and European Markets

Unless otherwise stated, this product may be engineered for use in Left-Hand Drive vehicles. Steering components, pedals, shifters, linkages, wing mirrors, instrument clusters, panhard rods/traction bars, drag links, brake boosters, brake or clutch lines, accelerator cables, heater cores, some master cylinders and adjacent parts can vary between LHD and RHD configurations. In some models compenents such as windscreen wiper arms, motors and linkages could differ in their size and orientation. Items such as floor mats & dash mats may have differences in their structure around the front row (or padding in different locations). In many cases items are identical depending on the design of the vehicle and part, but may have differing mounts, lengths or bolt patterns. Carefully review the product images and details to ensure suitability for your vehicle, or contact StreetFX support if you are unsure. Returns are not accepted for special order products.

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Product Details

Product Downloads

#	Document Type	Download
1.	Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information

Turbo Downpipe, Catted, 304 Stainless Steel, Ford, 2.3, Each

aFe Twisted Steel turbo downpipes are designed to replace the stock downpipe. Mandrel-bent throughout, these quality-built turbo pipes are an ideal upgrade to a cat-back system, offering the option to upgrade to high performance catalytic converters. These aFe Twisted Steel turbo downpipes help reduce backpressure and lower EGTs for better performance.