14004MB44B Nissan Navara D22 YD25 DDTI 2.5L Turbo Diesel Exhaust Manifold Genuine

Genuine Nissan Navara D22 Exhaust Manifold - YD25 DDTi 2.5L Turbo Diesel

Replace your cracked or leaking exhaust manifold with this genuine Nissan OEM part. Specifically designed for the Navara D22 with YD25 DDTi 2.5L turbo diesel engine, this exhaust manifold ensures optimal exhaust flow, proper turbo operation, and eliminates dangerous exhaust leaks.

✓ Vehicle Compatibility

This genuine Nissan exhaust manifold fits:

• Nissan Navara D22 (2001-2015) - YD25DDTi 2.5L Turbo Diesel
• Nissan NP300 Navara (2008-2015) - YD25DDTi 2.5L Turbo Diesel
• Nissan D40 Navara (select models with YD25 engine)

Engine Codes: YD25DDTi, YD25ETi

Body Types: Single Cab, King Cab, Dual Cab, Crew Cab, Cab & Chassis

Years: 2001-2020

Part Numbers: 14004MB44B / 14004EB31A / 14004-MB44B

Signs Your Exhaust Manifold Needs Replacement

A cracked or failing exhaust manifold will cause:

• Loud ticking or tapping noise - Especially when cold, from exhaust leak
• Loss of power - Reduced turbo boost and acceleration
• Exhaust smell in cabin - Dangerous fumes entering vehicle
• Check engine light - O2 sensor codes (P0420, P0430)
• Visible cracks - Hairline fractures or broken sections
• Failed emissions test - Exhaust leak causes high emissions
• Turbo underperformance - Boost pressure loss from leak
• Excessive heat - Hot spots or discoloration on manifold

Why Choose Genuine Nissan?

• Perfect Fit Guaranteed: Exact OEM specifications for bolt-on installation
• Superior Materials: High-grade cast iron designed for extreme heat cycles
• Proper Turbo Integration: Correct flange and port design for optimal boost
• Long Service Life: Engineered to withstand thermal stress better than aftermarket
• Safety Critical: Prevents dangerous exhaust fumes from entering cabin
• Warranty Protection: Maintains your vehicle's warranty coverage

Product Specifications

• Manufacturer: Nissan (Genuine OEM - Renault-Nissan Alliance)
• Part Numbers: 14004MB44B / 14004EB31A
• Application: Exhaust manifold (turbo side)
• Material: High-grade cast iron
• Engine: YD25DDTi 2.5L Turbo Diesel
• Weight: 0.142kg
• Condition: Brand New

Installation Notes

Professional installation strongly recommended. Requires removal of turbocharger and associated components. Installation typically takes 4-6 hours. New exhaust manifold gaskets and hardware are highly recommended (sold separately). Proper torque specifications must be followed to prevent warping. Allow engine to cool completely before starting work.

Installation Requirements

• New exhaust manifold gasket (recommended)
• New turbo-to-manifold gasket (recommended)
• New manifold studs/bolts (recommended)
• Torque wrench for proper installation
• Penetrating oil for seized fasteners

Important Safety Note

A cracked exhaust manifold is a serious safety hazard. Exhaust fumes contain carbon monoxide, which is odorless and deadly. If you suspect an exhaust leak, have it inspected and repaired immediately. Do not delay replacement if you smell exhaust fumes in the cabin.

Perfect For:

• Replacing cracked or leaking exhaust manifolds
• Fixing loss of power and turbo boost issues
• Eliminating exhaust ticking/tapping noises
• Passing emissions testing
• Restoring proper engine performance
• Preventive maintenance before long trips

What's Included

• 1x Genuine Nissan Exhaust Manifold (Part 14004MB44B)

Note: Gaskets, studs, and hardware sold separately

Shipping & Returns

✓ FREE Worldwide Shipping
✓ Fast dispatch
✓ Secure packaging to prevent damage during transit
✓ 30-day return policy for your peace of mind

Questions about compatibility or installation? Our Nissan diesel specialists are here to help. Contact us to confirm this exhaust manifold fits your specific Navara model and year.

Cerol Auto - Your trusted source for genuine Nissan diesel engine components. Keeping your Navara running strong.