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Spectre 9951 Cold Air Intake Kit for 2004-2014 Nissan Titan V8 5.6L
Part number 9951 from Spectre Performance is an application-specific cold air intake system for the 2004-2014 Nissan Titan powered by the 5.6L Endurance V8 engine. The 9951 replaces the factory air box with polished aluminum intake tubing and a Spectre HPR reusable synthetic red filter, delivering up to 50% more airflow than the stock intake system. Measurable gains in horsepower, torque, and throttle response are achieved with no tune required and no voiding of the factory warranty. All hardware for a complete OE-style installation is included.
Features and Benefits
- Polished aluminum intake tube for maximum airflow and improved engine bay appearance
- Application-specific black powder-coated heat shield for the Titan engine bay
- Spectre HPR red pre-oiled, washable, reusable synthetic air filter (replacement: HPR9892)
- Up to 50% more airflow than factory air box
- Includes velocity stack, rubber couplers, stainless steel clamps, and all mounting hardware
- MAF sensor adapter included where required
- No tune required, will not void vehicle warranty
- 90-day manufacturer warranty
Fitment Table
| Year | Make | Model | Trim |
|---|---|---|---|
| 2004 | Nissan | Titan | All V8 5.6L |
| 2005 | Nissan | Titan | All V8 5.6L |
| 2006 | Nissan | Titan | All V8 5.6L |
| 2007 | Nissan | Titan | All V8 5.6L |
| 2008 | Nissan | Titan | All V8 5.6L |
| 2009 | Nissan | Titan | All V8 5.6L |
| 2010 | Nissan | Titan | All V8 5.6L |
| 2011 | Nissan | Titan | All V8 5.6L |
| 2012 | Nissan | Titan | All V8 5.6L |
| 2013 | Nissan | Titan | All V8 5.6L |
| 2014 | Nissan | Titan | All V8 5.6L |
Specifications
| Specification | Detail |
|---|---|
| Part Number | 9951 |
| UPC | 089601995106 |
| Tube Material | Polished Aluminum |
| Filter Color | Red |
| Filter Type | Synthetic / Oiled |
| Replacement Filter | HPR9892 |
| Clamps Included | 6 Stainless Steel |
| Couplers Included | 3 |
| CARB Status | Not CARB Legal |
| Warranty | 90 Days |
What Is Included
- Polished aluminum intake tube
- Spectre HPR red synthetic pre-oiled air filter
- Black powder-coated heat shield
- Velocity stack
- 3 rubber couplers
- 6 stainless steel clamps
- All mounting hardware and instructions
Frequently Asked Questions
What does Spectre 9951 fit?
Part 9951 fits the 2004-2014 Nissan Titan with the 5.6L V8 Endurance engine.
Does 9951 require a tune on the Nissan Titan?
No, the 9951 is a direct-fit system designed to work with the factory MAF sensor without requiring any ECU tuning.
What is the replacement filter for Spectre 9951?
The replacement filter for part 9951 is Spectre HPR9892.
Is 9951 CARB legal in California?
No, 9951 is not CARB exempt and cannot be legally used on California-registered street vehicles.
How difficult is the installation of Spectre 9951?
Most installations take approximately two hours with common hand tools. No cutting or fabrication is required.
What are the dimensions of the 9951 package?
The 9951 ships in a box measuring approximately 24.25 x 14.75 x 9.25 inches and weighs 11.8 lbs.
Will 9951 work on the 2004 Nissan Armada or Infiniti QX56?
The 9951 is designed primarily for the Nissan Titan. Check Spectre's fitment guide or the product tags for additional applications.
What warranty does Spectre 9951 carry?
Spectre provides a 90-day limited warranty on this intake kit covering defects in materials and workmanship.
Installation Instructions
- Disconnect the negative battery cable before beginning the installation
- Remove the factory air box lid and air filter assembly
- Disconnect the MAF sensor electrical connector and any attached breather or crankcase ventilation hoses
- Remove the factory air box and intake tube from the engine compartment
- Mount the Spectre heat shield in the factory air box location using the provided hardware
- Route the polished aluminum intake tube from the filter area to the throttle body and secure the couplers
- Reconnect the MAF sensor harness and all breather hoses to the designated ports on the new tube
- Attach the Spectre HPR air filter to the open end of the intake tube and secure with the clamp
- Reconnect the battery, start the engine, and inspect all connections for air leaks
Proposition 65 Warning: This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
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