The Catback Exhaust System 3.5″ Dual Round Muffler Tip For 04-11 Mazda RX-8 1.3L R2 is in stock at PartSmith Co. and ready for dispatch from our USA warehouse.

Corrosion is the usual killer of exhaust parts, especially where roads are salted. Penetrating oil and patience save more studs than force does.
Buyers comparing the catback exhaust system 3.5″ dual round will find the specification detail on this page rather than in a catalog footnote.
The catback exhaust system 3.5″ dual round listed here is checked against your vehicle before dispatch.
Every catback exhaust system 3.5″ dual round order goes through the same fitment review.
Ordering the catback exhaust system 3.5″ dual round takes a minute and the confirmation reaches you straight away.
Our team knows the catback exhaust system 3.5″ dual round well, so ask if anything about the specification is unclear.
Stock of the catback exhaust system 3.5″ dual round is live on this page rather than estimated.
What you are buying
- Engine: 1.3L
- Category: Major Pipe
- Price: $251.86 with free shipping over $99
- Availability: in stock, dispatched from the USA
Manufacturer specifications
Upgrading vehicle exhaust system is a great way to build horsepower, free up trapped torque, and improve upon restrictive factory systems. The larger pipes, low-restriction mufflers, and tuned resonators of a well-designed performance exhaust system can make a world of difference on your vehicle. The net result is lower auto exhaust backpressure, more horsepower, more torque, and a much better sound.
- Material: Stainless Steel
- Color: Metallic
- Finish: Polished
- Tube: 2.25″ Major Tubing
- Inlet/Outlet: 2.25″/2.25″
- Muffler: 3.50″ Dual Round Muffler Tip
- TIG Welded CNC Machine Flange for Resistance against Pressure and Corrosion
- Aggressive Deep Sound while Ensures Smooth Exhaust Gas Flow
- Significant Driving Improvement: Designed for high performance as well as meeting sound level standards & deep throaty tone, Race-Inspired Straight-Thru Design piping for maximum air flow.
- Built to last: This Exhaust System designed and built with Quality & Last for long Life. Properly sized tubing for maximum flow and is finished off with a low restriction racing muffler. Made of the finest material that meets high endurance, light weight, and excellent fit.
- Performance: Improve overall performance, Increase Horsepower and Torque, Dyno Proven to Instantly Increases 10 -20 Horsepower/Low End Torque.
- This Exhaust System is engineered to fit the follow specific vehicle. Since the item is designated as Racing, Off-Road, Or Show Use Only, We Do Not imply or offer install warranty.
Application:
For 2004-2011 Mazda RX-8 1.3L R2
Remark: Fit Models with 1.3L Renesis 13B-MSP Engine ONLY
Installation: Since the item is designated as Racing, Off-Road, Or Show Use Only, We Do Not imply or offer any warranty.
Product Content:
- 1x Catback System Kit
Hardware as Shown in the Picture Above
The product does not come with manual/instruction, Professional Install Recommended
Cross Reference Number:
- BFC-CATB-MAZRX8
Our team checks doubtful orders by hand, so share your vehicle details and we will verify this listing against manufacturer data.
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Orders are checked against your vehicle details before they are sealed, then dispatched quickly.
For safety and service guidance from outside the aftermarket, see the Car Care Council maintenance tips.
Before you order
Can you check fitment before I order?
We verify every doubtful order by hand. Give us the year, make, model and engine option and we will confirm compatibility in one reply.
How fast does this ship?
Same business day dispatch applies to orders placed before the early afternoon cutoff, with tracking that updates at every carrier scan.
How do returns work here?
Report any transit damage with a photo and we will send a replacement or refund you. We handle the carrier claim ourselves.
What quality checks does this get?
Exhaust parts are checked for flange pattern, pipe diameter and emissions compliance.


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