Tomei Titanium Cat-Back Exhaust System | 2003-2012 Mazda RX-8 (TB6090-MZ07A)

Tomei Titanium Cat-Back Exhaust System | 2003-2012 Mazda RX-8 (TB6090-MZ07A)

Engineered with intent and respect for the rotary platform, the Tomei Titanium Cat-Back Exhaust System is designed to elevate the driving experience of the 2003–2012 Mazda RX-8. Built using modern manufacturing techniques, this system delivers meaningful performance improvements while preserving the character that makes the RX-8 special.

The exhaust is constructed entirely from high-quality thin-wall titanium, resulting in a massive reduction in weight compared to the factory system. This decrease in mass improves overall balance and responsiveness, while the increased exhaust diameter allows for smoother, more efficient exhaust flow throughout the rev range.

Rather than following trends, Tomei selected a single-exit configuration for clear performance benefits. The simplified routing reduces weight, minimizes turbulence, and produces a cleaner, more refined exhaust tone that complements the RX-8’s high-revving rotary engine. The sound is purposeful and controlled, designed to enhance engagement without unnecessary harshness.

This system reflects Tomei’s engineering philosophy—prioritizing function, balance, and mechanical harmony. It is an ideal upgrade for enthusiasts who value lightweight construction, thoughtful design, and performance rooted in purpose.

Key Highlights

• Full titanium cat-back exhaust system
• Significant weight reduction over OEM
• Larger diameter piping for improved exhaust flow
• Single-exit design for reduced mass and cleaner acoustics
• Tuned specifically for rotary engine characteristics
• Thin-wall titanium construction for durability and sound quality