OE Quality
60-Day Returns

Walker 900-P2049 Coil Boot
Overview of Walker ThunderCore-Ultra Coil Boot 900-P2049
The Walker ThunderCore-Ultra Coil Boot 900-P2049 is designed for reliable ignition performance in select INFINITI and Nissan vehicles. This coil boot ensures a secure connection between the ignition coil and spark plug, helping maintain consistent engine operation.
- Compatible with multiple INFINITI and Nissan models including 350Z, Altima, Frontier, FX35, G35, I35, M35, Maxima, Murano, NV1500, NV2500, NV3500, Pathfinder, Quest, QX4, TITAN, and Xterra
- Part number 900-P2049 for precise identification and fitment
- Part of the Walker ThunderCore-Ultra product line, engineered for durability and reliable electrical insulation
- Designed to maintain optimal ignition coil to spark plug connection
- Constructed to withstand high temperatures and engine vibrations
About the Walker ThunderCore-Ultra Product Line
The ThunderCore-Ultra line by Walker focuses on ignition hardware components that provide enhanced electrical insulation and durability. This product line is developed to meet the demands of modern ignition systems, ensuring consistent spark delivery and reducing misfires. The 900-P2049 coil boot benefits from this design philosophy, offering a dependable interface for ignition coils in various INFINITI and Nissan models.
Detailed Product Description
The Walker 900-P2049 coil boot serves as a critical component in the ignition system by connecting the ignition coil to the spark plug. This connection is essential for transmitting the high voltage needed to ignite the air-fuel mixture in the engine cylinders. Compatible with a wide range of INFINITI and Nissan vehicles such as the 350Z, Altima, and Pathfinder, this coil boot is engineered to resist heat, oil, and vibration commonly found in engine compartments. Its construction helps prevent electrical arcing and ensures a stable spark, contributing to smoother engine performance and reduced emissions.
Common Applications and Issues Addressed
- Replacement for worn or cracked coil boots causing misfires
- Restores proper ignition coil to spark plug connection
- Helps eliminate rough idling and engine hesitation
- Prevents electrical arcing and ignition system failures
- Supports consistent engine starting and performance
Installation Notes and Tips
- Ensure the engine is cool before installation to avoid burns
- Disconnect the battery to prevent electrical shock
- Remove the old coil boot carefully to avoid damaging the ignition coil or spark plug
- Apply dielectric grease inside the boot to improve electrical conductivity and ease future removal
- Verify secure fitment on both the ignition coil and spark plug
Quality Assurance and Warranty
Walker manufactures the 900-P2049 coil boot to meet industry standards for ignition components. While specific warranty details are not provided, Walker products typically undergo rigorous quality control to ensure durability and performance. Using genuine Walker parts helps maintain the integrity of the ignition system in compatible INFINITI and Nissan vehicles.
This part fits 85 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2014 | Nissan | Frontier | 4.0L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2013 | Nissan | Frontier | 4.0L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2013 | Nissan | NV1500 | 4.0L | V6 | N/A | ThunderCore-Ultra | |
| 2013 | Nissan | NV2500 | 4.0L | V6 | N/A | ThunderCore-Ultra | |
| 2013 | Nissan | NV3500 | 4.0L | V6 | N/A | ThunderCore-Ultra | |
| 2012 | Nissan | Frontier | 4.0L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2012 | Nissan | NV1500 | 4.0L | V6 | N/A | ThunderCore-Ultra | |
| 2012 | Nissan | NV2500 | 4.0L | V6 | N/A | ThunderCore-Ultra | |
| 2012 | Nissan | NV3500 | 4.0L | V6 | N/A | ThunderCore-Ultra | |
| 2012 | Nissan | Pathfinder | 4.0L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2012 | Nissan | Xterra | 4.0L | V6 | N/A | ThunderCore-Ultra | |
| 2011 | Nissan | Frontier | 4.0L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2011 | Nissan | Pathfinder | 4.0L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2011 | Nissan | Xterra | 4.0L | V6 | N/A | ThunderCore-Ultra | |
| 2010 | Nissan | Frontier | 4.0L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2010 | Nissan | Pathfinder | 4.0L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2010 | Nissan | Xterra | 4.0L | V6 | N/A | ThunderCore-Ultra | |
| 2009 | Nissan | Frontier | 4.0L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2009 | Nissan | Pathfinder | 4.0L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2009 | Nissan | Quest | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2009 | Nissan | Xterra | 4.0L | V6 | N/A | ThunderCore-Ultra | |
| 2008 | INFINITI | FX35 | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2008 | INFINITI | M35 | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2008 | Nissan | Frontier | 4.0L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2008 | Nissan | Maxima | 3.5L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2008 | Nissan | Murano | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2008 | Nissan | Pathfinder | 4.0L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2008 | Nissan | Quest | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2008 | Nissan | Xterra | 4.0L | V6 | N/A | ThunderCore-Ultra | |
| 2007 | INFINITI | FX35 | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2007 | INFINITI | G35 | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2007 | INFINITI | M35 | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2007 | Nissan | Frontier | 4.0L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2007 | Nissan | Maxima | 3.5L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2007 | Nissan | Murano | 3.5L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2007 | Nissan | Pathfinder | 4.0L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2007 | Nissan | Quest | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2007 | Nissan | Xterra | 4.0L | V6 | N/A | ThunderCore-Ultra | |
| 2006 | INFINITI | FX35 | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2006 | INFINITI | G35 | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2006 | INFINITI | M35 | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2006 | Nissan | 350Z | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2006 | Nissan | Altima | 3.5L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2006 | Nissan | Frontier | 4.0L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2006 | Nissan | Maxima | 3.5L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2006 | Nissan | Murano | 3.5L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2006 | Nissan | Pathfinder | 4.0L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2006 | Nissan | Quest | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2006 | Nissan | Xterra | 4.0L | V6 | N/A | ThunderCore-Ultra | |
| 2005 | INFINITI | FX35 | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2005 | INFINITI | G35 | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2005 | Nissan | 350Z | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2005 | Nissan | Altima | 3.5L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2005 | Nissan | Frontier | 4.0L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2005 | Nissan | Maxima | 3.5L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2005 | Nissan | Murano | 3.5L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2005 | Nissan | Pathfinder | 4.0L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2005 | Nissan | Quest | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2005 | Nissan | TITAN | 5.6L | V8 | N/A | ThunderCore-Ultra | |
| 2005 | Nissan | Xterra | 4.0L | V6 | N/A | ThunderCore-Ultra | |
| 2004 | INFINITI | FX35 | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2004 | INFINITI | G35 | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2004 | INFINITI | I35 | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2004 | Nissan | 350Z | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2004 | Nissan | Altima | 3.5L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2004 | Nissan | Maxima | 3.5L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2004 | Nissan | Murano | 3.5L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2004 | Nissan | Pathfinder | 3.5L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2004 | Nissan | Quest | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2004 | Nissan | TITAN | 5.6L | V8 | N/A | ThunderCore-Ultra | |
| 2003 | INFINITI | FX35 | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2003 | INFINITI | G35 | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2003 | INFINITI | I35 | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2003 | INFINITI | QX4 | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2003 | Nissan | 350Z | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2003 | Nissan | Altima | 3.5L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2003 | Nissan | Maxima | 3.5L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2003 | Nissan | Murano | 3.5L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2003 | Nissan | Pathfinder | 3.5L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2002 | INFINITI | I35 | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2002 | INFINITI | QX4 | 3.5L | V6 | N/A | ThunderCore-Ultra | |
| 2002 | Nissan | Altima | 3.5L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2002 | Nissan | Maxima | 3.5L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2002 | Nissan | Pathfinder | 3.5L | V6 | GAS | N/A | ThunderCore-Ultra |
| 2001 | INFINITI | QX4 | 3.5L | V6 | N/A | From 7/2001; ThunderCore-Ultra |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.