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Instruction Sheets for Part Number CSE-21303BLK
Corsa Sport to Xtreme Exhaust Systems for 2017-2021 CIVIC - 21303BLK
Part Number: CSE-21303BLK
Corsa Sport to Xtreme Exhaust Systems
Exhaust System, Extreme, Cat-Back, 304 Stainless Steel, 3.00 in. Pipe, Black Straight Tips, Honda, Kit
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Estimated Ship Date: Oct 26, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
21303BLK
Part Type:
Product Line:
Summit Racing Part Number:
CSE-21303BLK
UPC:
847466028076
System Material:
304 stainless steel
System Style:
Cat-back
Exhaust Type:
Single in/Triple out
Exit Location:
Rear center
System Finish:
Natural
Catalytic Converter(s) Included:
No
Intermediate Pipe Diameter (in.):
3.00 in.
Muffler Included:
Yes
Muffler Quantity:
Two
Muffler Configuration:
Single inlet/Single outlet
Muffler Style:
Chambered
Muffler Material:
304 stainless steel
Muffler Color:
Natural
Hardware Included:
Yes
Tailpipe Diameter (in.):
3.00 in.
Tip Included:
Yes
Tip Outlet Size (in.):
4.00/4.50
Tip Quantity:
3
Tip Shape:
Round
Tip Cut:
Straight
Tip Edge Style:
Non-rolled edge, double-wall
Tip Material:
304 stainless steel
Tip Color:
Black
Remanufactured:
No
Quantity:
Sold as a kit.
Notes:
Includes 2 Corsa Performance mufflers and a center section Corsa Performance resonator.
Special Attention:
It is illegal to install parts or components that bypass, defeat, or render inoperative the manufacturers’ technology and design necessary to reduce vehicle emissions to meet state and federal Clean Air Act standards.
Corsa Sport to Xtreme Exhaust Systems
Corsa Sport to Xtreme exhaust systems offer your factory active exhaust option the potential for increased performance and sound tones choices. These aftermarket upgrades are constructed from 304 stainless steel with mandrel-bent piping and 4 in. quad exhaust tips. They feature Corsa reflective sound cancellation (RSC) technology to terminate frequencies that can cause cabin drone at cruising speeds. Great performance, great sound, great looks--Corsa valved exhaust systems provide everything you need and want from your performance exhaust.
Features include:
* Maintains quiet start functionality
* Made of 304 stainless steel 3 in. mandrel-bent piping
* Includes 4 in. tips in a choice of finishes
* Patented reflective sound cancellation (RSC) technology
* State-of-the-art straight-through design boosts engine performance
* Reduces back pressure
* Increases engine proficiency
* Includes detailed full-color instructions
* Includes all necessary hardware
* Step-down flanges for OEM connection
* Easy bolt-in installation
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Instructions & Calculators
Some parts are not legal for use in California or other states with similar laws / regulations
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