SKU: GP125S | UPC: 677418003796
Gibson 2000-05 Ford Excursion Limited 6.8L 1-1/2in 16 Gauge Performance Header – Stainless
Gibson GP125S performance headers deliver dyno-tuned power for 2000-2005 Ford Excursion Limited 6.8L V10 and 1999-2004 F-250/F-350 Super Duty models. These 1-1/2 inch 16-gauge stainless steel headers replace factory manifolds with bolt-on design using stock crossover pipe for instant low and mid-range horsepower and torque gains. Engine breathing improves alongside cooler temperatures for reliable highway performance.
Key Features
- Dyno-Tuned Design: Engineered for maximum usable horsepower and torque at low to mid-range RPMs where you drive most often
- Stainless Steel Construction: T-409 16-gauge tubing with 1-1/2 inch mandrel bends resists corrosion and maintains exhaust flow
- Bolt-On Installation: Direct factory manifold replacement with OEM-style connections, premium gaskets and hardware included, no welding needed
- Heavy-Duty Flanges: 3/8-inch laser-cut port flanges prevent warping or leaking for long-term durability
- Legal and Reliable: 50-state street legal, meets EPA and CARB standards, preserves factory warranty with lifetime limited warranty
Product Notes
- Compatible with lowered or raised vehicles for street and off-road use
- Retains factory crossover pipe for simple setup
- Packaging protects components during transit, 38 lbs product weight
Installation Notes
- Professional installation recommended.
- Bolt-on design fits in 2-4 hours with basic tools
- Uses included OEM-style hardware and gaskets for secure seal
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2003-2005 | Ford | Excursion | Eddie Bauer |
| 2000-2005 | Ford | Excursion | Limited |
| 2004-2005 | Ford | Excursion | XLS |
| 2000-2005 | Ford | Excursion | XLT |
| 2004 | Ford | F-250 Super Duty | Harley-Davidson Edition |
| 2004 | Ford | F-250 Super Duty | King Ranch |
| 1999-2004 | Ford | F-250 Super Duty | Lariat |
| 1999-2004 | Ford | F-250 Super Duty | XL |
| 1999-2004 | Ford | F-250 Super Duty | XLT |
| 2004 | Ford | F-350 Super Duty | Harley-Davidson Edition |
| 2003-2004 | Ford | F-350 Super Duty | King Ranch |
| 1999-2004 | Ford | F-350 Super Duty | Lariat |
| 1999-2004 | Ford | F-350 Super Duty | XL |
| 1999-2004 | Ford | F-350 Super Duty | XLT |
Why Choose Gibson?
- Proven leader in performance exhaust since 1969
- Every header dyno-tested for real-world gains
- Made in USA with precision mandrel bends
Frequently Asked Questions
- Q: Does GP125S fit 2000-2005 Ford Excursion 6.8L V10?
A: Yes, direct bolt-on for all listed Excursion submodels with 6.8L V10, including Limited and XLT - Q: What material are these headers?
A: T-409 stainless steel, 16-gauge thick with 1-1/2 inch tubing for strength and flow - Q: What warranty covers this header?
A: Lifetime limited warranty, 50-state legal, no impact on vehicle warranty
Shipping & Handling
- Method: Standard ground shipping
- Availability: In stock – ships same or next business day
- Packaging: Secure box 48 x 12 x 12 inches
- Weight: 38 lbs





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