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Boost your 2002–2006 Nissan Sentra SE-R / Spec V performance with KSP Stainless Headers. Designed for the QR25DE engine, they improve exhaust flow, reduce back pressure, and add horsepower with an easy bolt-on fit and aggressive sound.
| Years | Make / Model | Engine Codes |
|---|---|---|
| 2002–2006 | Nissan Sentra SE-R | 2.5L QR25DE DOHC |
| 2002–2004, 2006 | Nissan Sentra SE-R Spec V | 2.5L QR25DE DOHC |
| 2004 | Nissan Sentra 2.5 S | 2.5L QR25DE DOHC |
| 2003 | Nissan Sentra Limited Edition | 2.5L QR25DE DOHC |
Year: 2002–2006
Make: Nissan Sentra SE-R
Engine: 2.5L QR25DE DOHC
Year: 2002–2004, 2006
Make: Nissan Sentra SE-R Spec V
Engine: 2.5L QR25DE DOHC
Year: 2004
Make: Nissan Sentra 2.5 S
Engine: 2.5L QR25DE DOHC
Year: 2003
Make: Nissan Sentra Limited Edition
Engine: 2.5L QR25DE DOHC
- Material: Stainless Steel
- Surface: Mirror Polish
- Header Inlet / Outlet Size: 2.00" / 2.50"
Professional installation is highly recommended.
Installation instruction is not included.
CA Residents WARNING: Cancer and Reproductive Harm — www.P65Warnings.ca.gov
Performance headers provide smoother exhaust flow and less back pressure compared to stock cast iron manifolds. Made from lightweight stainless steel with individual tubes for each cylinder, they improve horsepower, torque, and throttle response while giving your engine a deeper, more aggressive sound. Plus, KSP’s direct-fit design ensures easy, bolt-on installation—no cutting or welding required.

