SKU: HS03IFXGID
Invidia 2003-2005 Infiniti FX35/45 Gemini Rolled Titanium Tip Cat-back Exhaust HS03IFXGID
The Invidia HS03IFXGID Gemini Series cat-back exhaust replaces the factory system from the catalytic converter back on 2003-2005 Infiniti FX35 and FX45 models. This full stainless steel setup with rolled titanium tips delivers noticeable horsepower and torque increases along with a refined aggressive exhaust note. Drivers experience improved throttle response and flow efficiency for daily driving or track use.
Key Features
- 304 Stainless Steel Piping: Mandrel-bent 2.38-inch diameter tubing resists corrosion and ensures smooth exhaust flow for consistent performance.
- Gemini Rolled Titanium Tips: Dual 4-inch rolled-edge titanium outlets provide heat resistance and a premium polished finish that enhances rear styling.
- Double Wall Muffler Design: Reduces interior drone while amplifying deep low-end tone and high-rev growl for engaging drive feedback.
- Bolt-On Installation: Direct fit uses factory hangers and includes gaskets and hardware for straightforward replacement without fabrication.
- Power Gains: Adds 8-12 wheel horsepower through reduced backpressure and optimized scavenging on stock or tuned engines.
Product Notes
- Requires removal of stock resonators for full system integration.
- Clean exhaust periodically to maintain tip shine and prevent carbon buildup.
- Ships fully assembled in protective boxing to prevent shipping damage.
Installation Notes
- Professional installation recommended.
- Allow 2-4 hours with basic tools. lift recommended for underbody access.
- Compatible with OEM catalytic converters and hangers. no cutting required.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2003-2008 | INFINITI | FX35 | Base |
| 2003-2008 | INFINITI | FX45 | Base |
Why Choose Invidia?
- Proven JDM brand with motorsport heritage in high-flow exhaust design.
- Premium materials built for longevity and daily abuse.
- Precision engineering matches factory tolerances for seamless fit.
Frequently Asked Questions
- Q: Will this exhaust fit 2006+ Infiniti FX35/FX45 models?
A: Designed specifically for 2003-2005 chassis. later models have different mid-pipe routing and may require adaptation. - Q: What material is used for the tips and piping?
A: Piping is SUS304 stainless steel for durability. tips are genuine rolled titanium for lightweight heat dissipation. - Q: What is the warranty and sound level?
A: Limited lifetime warranty on defects. produces a deep non-raspy tone compliant for street use without drone at highway speeds.
Shipping & Handling
- Method: Ground shipping via UPS or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Securely boxed at 52 x 14 x 14 inches
- Weight: 38 lbs





Reviews
There are no reviews yet.