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SKU: 48-36103 | UPC: 802959481509
aFe Power Twisted Steel Headers 03-06 Nissan 350Z Infiniti G35 V6-3.5L
These aFe Power Twisted Steel short tube headers deliver high-flow exhaust for 2003-2006 Nissan 350Z and Infiniti G35 equipped with the 3.5L V6 engine. Crafted from durable 304 stainless steel they replace stock manifolds with 1-5/8-inch primaries for smoother scavenging and noticeable gains in horsepower and torque. The down-swept design retains factory mounting points for straightforward bolt-on installation.
Key Features
- 304 Stainless Steel Construction: Provides long-lasting corrosion resistance and heat tolerance for reliable performance over time
- 1.625-Inch Primary Tube Diameter: Larger tubes reduce backpressure and improve exhaust velocity for better engine breathing
- Rectangle Port Shape: Matches OEM exhaust ports precisely to ensure leak-free sealing and maximum flow efficiency
- Formed Collectors: Merge exhaust pulses smoothly to enhance mid-range torque and high-RPM power delivery
- Optimized Tube Lengths: Engineered for equal-length flow to minimize restrictions and support consistent power across the RPM band
Product Notes
- Direct bolt-on replacement uses existing factory hardware and hangers
- Requires no cutting or permanent vehicle modifications
- Ships fully assembled ready for installation
Installation Notes
- Professional installation recommended.
- Allow 4-6 hours for complete install using basic hand tools
- Compatible with stock exhaust catalytic converters and O2 sensors
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2003-2006 | Infiniti | G35 | Base |
| 2004-2006 | Infiniti | G35 | X |
| 2003-2006 | Nissan | 350Z | Base |
| 2003-2006 | Nissan | 350Z | Enthusiast |
| 2005-2006 | Nissan | 350Z | Grand Touring |
| 2003-2005 | Nissan | 350Z | Performance |
| 2003-2006 | Nissan | 350Z | Track |
| 2005 | Nissan | 350Z | 35th Anniversary Edition |
Why Choose aFe Power?
- Engineered by automotive specialists with decades of aftermarket experience
- High-flow designs proven on dyno for real-world power increases
- Made in USA with precision TIG-welding for exact fit and durability
Frequently Asked Questions
-
Q: Will this header fit both Nissan 350Z coupe and roadster models?
A: Designed for 2003-2006 350Z coupe models with VQ35DE 3.5L V6 roadster requires separate verification for exhaust routing -
Q: What finish does the stainless steel have?
A: Mandrel-bent 304-grade stainless steel with brushed finish resists rust and maintains appearance under high heat -
Q: Does aFe offer a warranty on these headers?
A: Backed by aFe Power limited lifetime warranty against manufacturing defects when installed properly
Shipping & Handling
- Method: Ground shipping via UPS or FedEx
- Availability: In stock - ships same or next business day
- Packaging: Securely boxed 38in L x 16in W x 16in H
- Weight: 25.3 lbs
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