SKU: 31006-BZ001 | UPC: 4957266930472
HKS RX8 2004-2011 Mazda RX-8 75mm Single TI-tip Hi Power Cat-back Exhaust
The HKS Hi-Power cat-back exhaust system features 75mm mandrel-bent piping and a single titanium tip designed exclusively for the Mazda RX-8. This full cat-back replacement fits 2004-2011 RX-8 models and delivers noticeable gains in horsepower and torque while producing a deep aggressive exhaust note. Weighing just 11.8kg versus the stock 20.5kg it reduces weight by 42% for better vehicle balance and response.
Key Features
- 75mm SUS304 Piping: Mandrel-bent single pipe design minimizes exhaust restriction for improved engine breathing and power delivery up to +14hp at 6200rpm.
- Single Titanium Tip: Lightweight heat-resistant TI construction adds a premium rolled edge finish and sporty stance without added weight.
- Hi-Power Muffler: Multi-layer absorber structure creates a powerful sports sound from low to high RPM without interior drone or rasp.
- Weight Reduction: 11.8kg total system shaves 8.7kg off stock improving handling acceleration and fuel efficiency.
- Bolt-On Design: Direct replacement using factory mounting points for straightforward installation on all RX-8 variants.
Product Notes
- Retains factory catalytic converter position for emissions compliance.
- Exhaust tone varies with engine RPM and modifications inspect periodically for secure fit.
- Ships fully assembled in protective packaging handle large components carefully.
Installation Notes
- Professional installation recommended.
- Bolt-on fit uses existing factory hangers and flanges no cutting or welding required.
- Torque all bolts to HKS specifications for optimal sealing and longevity.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2004-2011 | Mazda | RX-8 | All (SE3P 13B-REW) |
Why Choose HKS?
- Decades of JDM motorsport engineering for reliable performance gains.
- High-grade SUS304 stainless steel construction resists corrosion and fatigue.
- Dyno-tested designs ensure real-world power increases and sound refinement.
Frequently Asked Questions
- Q: Does this fit USDM 2004-2011 Mazda RX-8 models?
A: Yes it bolts directly to all USDM RX-8 variants including automatic and manual transmissions with 13B-REW rotary engine. - Q: What materials are used in construction?
A: Piping is SUS304 stainless steel with a single layer titanium tip for durability lightweight design and corrosion resistance. - Q: What is the warranty and installation difficulty?
A: HKS offers a 1-year warranty against defects bolt-on installation takes 1-2 hours with basic tools professional help advised for alignment.
Shipping & Handling
- Method: UPS Ground or freight for oversized items
- Availability: In stock – ships same or next business day
- Packaging: Oversized box dimensions 60 x 14 x 14 inches
- Weight: 28 lbs
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