Vehicle Compatibility

Fits:

• 2003 Nissan 350Z VQ35DE
• 2004 Nissan 350Z VQ35DE
• 2005 Nissan 350Z VQ35DE
• 2006 Nissan 350Z VQ35DE
• 2007 Nissan 350Z VQ35DE
• 2008 Nissan 350Z VQ35DE

Chassis:

• Nissan Z33

Part Number:

• Tomei TB6090-NS04A
• Tomei 440014

Always verify engine and chassis compatibility before ordering.

What Makes the Tomei Expreme Ti Special?

Full Titanium Construction

Unlike many aftermarket exhaust systems that use stainless steel, the Tomei Expreme Ti utilizes premium-grade titanium throughout the system.

Advantages include:

• Significant weight reduction
• Exceptional corrosion resistance
• High heat tolerance
• Long-term durability
• Distinctive titanium appearance

The weight savings alone make this exhaust a favorite among track-day enthusiasts and performance-minded drivers.

Significant Weight Reduction

One of the biggest advantages of the Tomei system is weight savings.

The factory dual-exit exhaust is considerably heavier than the Tomei single-exit titanium design. By eliminating unnecessary material and optimizing pipe routing, the Expreme Ti dramatically reduces rear-end weight.

Benefits include:

• Improved power-to-weight ratio
• Better vehicle balance
• Enhanced acceleration
• Reduced rotational mass impact

Every pound removed from a performance car matters, and the Tomei delivers in a big way.

Race-Inspired Exhaust Design

The Tomei Expreme Ti was developed with motorsports principles in mind.

Key design features include:

• Large-diameter piping
• Minimal bends and restrictions
• Straight-through muffler design
• High-flow silencer
• Optimized exhaust scavenging

The result is improved airflow throughout the RPM range.

Unlike some exhaust systems that focus only on top-end horsepower, Tomei engineered the system to improve overall drivability and torque delivery.

Signature Tomei Sound

Ask any Nissan enthusiast what they know about the Tomei exhaust, and the answer is usually the sound.

The Expreme Ti produces:

• Deep idle tone
• Aggressive mid-range growl
• High-RPM race-car character
• Distinct titanium exhaust note

The signature “dry” exhaust sound has made the Tomei one of the most recognizable exhaust systems in the Z and G35 communities.

Drivers looking for a quiet daily-driver setup may find it louder than expected, but enthusiasts seeking authentic race-inspired acoustics typically consider that a major selling point.

High-Temperature Durability

Traditional mufflers often rely on fiberglass packing materials that can deteriorate over time.

Tomei uses long-fiber wool packing designed to withstand extreme exhaust temperatures while maintaining sound quality and performance characteristics.

Benefits include:

• Improved longevity
• Consistent sound output
• Better thermal resistance
• Reduced degradation over time

Easy Installation

The Tomei Expreme Ti features a straightforward 3-piece assembly design.

Installation benefits include:

• Direct bolt-on fitment
• Race-style spring connections
• Secure clamp mounting system
• No welding required

Most experienced enthusiasts can complete installation with basic tools and a lift or jack stands.

Pros and Cons

Pros

• Full titanium construction
• Massive weight reduction
• Excellent exhaust flow
• Aggressive race-inspired sound
• Direct bolt-on installation
• High-quality craftsmanship
• Corrosion resistant
• Proven performance gains

Cons

• Louder than many street exhaust systems
• Single-exit design may not appeal to all owners
• Premium pricing compared to stainless alternatives
• May require additional tuning modifications to maximize gains

Final Verdict

The Tomei Expreme Ti Cat-Back Exhaust remains one of the most sought-after exhaust upgrades for the Nissan 350Z. Combining lightweight titanium construction, exceptional build quality, improved exhaust flow, and one of the most iconic exhaust notes in the Z-car world, it’s easy to see why enthusiasts continue to choose this system years after its introduction.

For drivers seeking a true motorsports-inspired exhaust that prioritizes performance, weight reduction, and unmistakable sound, the Tomei Expreme Ti stands near the top of the list for the 2003-2008 Nissan 350Z VQ35DE.