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Skunk2 18-20 Honda Civic Type R Downpipe Kit w/ Cat

SKU: SKK412-05-6066

Exhaust Pipes, Turbo Downpipes

SK Downpipes...

Skunk2 18-20 Honda Civic Type R Downpipe Kit w/ Cat

SKU: SKK412-05-6066

Exhaust Pipes, Turbo Downpipes

SK Downpipes...

A$2,043.17
BACKORDER In stock at 1 location (only 1 available)

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Description

Exhaust Pipe

Decades of race engineering are incorporated into every part Skunk2 develops. Built to fit the '18-'20 Honda Civic Type R engine, our Alpha downpipe features the same level of quality and craftsmanship found in all our products. Featuring a large, true 3- in. pipe diameter built from 304 Stainless Steel, each downpipe is CNC Mandrel Bent to provide maximum exhaust flow. Robotically TIG welded joints, heavy duty flanges and a high-quality stainless steel flex section ensure exact fitment and no leaks due to engine vibration and movement under extreme driving conditions.

Additional Information

Alpha Series Race Downpipe; 3 in. Pipe; w/Cat Converter; Stainless Steel;

Additional Application Notes
• 3 in. Pipe; w/Cat Converter; Stainless Steel;Intended For Racing Use Only

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.


Data: v2 - Desc: v4.2 - Upd: 2026-11-08 09:20:37

Data: v4.2 - Upd: 2026-11-08 14:18:06

Features

Oem Level Fitment

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.

(keyword: downpipe)

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.

Specifications

Product Details

Bend Angle:T-Pipe
Catalytic Converter Included:No
Center Line Radius:7.000 in.
Converter Quantity:1
Description:Alpha Series Race Downpipe
Gauge:OEM
Inlet Inside Diameter:3.000 in.
Material:Stainless Steel
Part Number:skk412-05-6066
Pipe Material:Stainless Steel
Tube Diameter:3.000 in.

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Skunk2 Racing, Skunk 2
StreetFX SKU skk412-05-6066
SFX Item ID 4442440
Accounting SKU skk-412-05-6066
Manufacturer SKU 412-05-6066
Manufacturer UPC 841150912252
Alternative References 412-05-6066, SK2-412-05-6066

Alpha Series Downpipe with Catalytic Converter 76mm - 2018-2020 Honda Civic Type R

Skunk2 Racing Alpha downpipes are available for a variety of applications—including 2016-20 Honda Civics. Decades of race engineering, quality, and craftsmanship are incorporated into every part Skunk2 develops. Featuring a large, true 3 in. pipe diameter built from 304 stainless steel, each Alpha downpipe is CNC mandrel-bent to provide maximum exhaust flow. Robotically TIG-welded joints, heavy-duty flanges, and a high-quality stainless steel flex section ensure exact fitment and no leaks due to engine vibration and movement under extreme driving conditions. To certify optimal exhaust velocity, these downpipes come without catalytic converters to eliminate restriction. Order the model recommended for your vehicle.

Additional details:
• True 3 in. end-to-end 304 stainless tubing and flanges
• Stainless steel flex pipe
• Universal flange fits factory to 3 in. exhaust
• Skunk2 Alpha badge
• Can be used with OEM heat shields
• Oxygen sensor bungs in factory locations
• OEM level fitment
• All hardware included

Product Attributes
UPC841150912252
BrandSkunk 2
QuantitySold as a kit.
Part TypeExhaust Pipes, Turbo Downpipes
Mandrel-BentYes
Product LineSkunk2 Racing Alpha Downpipes
Tubing FinishNatural
Downpipe Material304 stainless steel
Hardware IncludedYes
Inlet Diameter (mm)76.20mm
Inlet Diameter (in.)3.00 in.
Outlet Diameter (mm)76.20mm
Outlet Diameter (in.)3.00 in.
Manufacturer's Part Number412-05-6066
Oxygen Sensor Bung IncludedYes
Catalytic Converter IncludedYes

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