53031099 Factory Prices High Performance Auto Parts Fuel Injector 0280155972 for 2002-2003 Jeep Liberty Dodge Ram 1500 3.7L
Direct-fit 53031099 fuel injectors for 2002-2003 Jeep Liberty (KJ) & Dodge Ram 1500 3.7L engines. Exact replacement for OEM 0280155972 injectors.
Product Specifications
| Quality Standard | OEM Equivalent |
| Certification | ISO/TS 16949 |
| Warranty | 12 Months |
| MOQ | Negotiable |
✔ OEM-Spec Replacement - Direct interchange for 53031099 & 0280155972
✔ Precision 4-Hole Nozzle - Improved fuel atomization vs factory design
✔ Complete Compatibility - Specifically engineered for 3.7L PowerTech V6
✔ Durable Construction - Resists ethanol corrosion and heat degradation
✔ Restores Performance - Fixes rough idle, cold starts, and hesitation
Vehicle Compatibility
Fits:
• 2002-2003 Jeep Liberty (KJ) 3.7L V6
• 2002-2003 Dodge Ram 1500 3.7L V6
(Verify engine size before purchase - does not fit 4.7L/5.7L models)
Technical Specifications
• OEM Numbers: 53031099 (Mopar), 0280155972 (Bosch)
• Flow Rate: 19.5 lb/hr @ 43.5 PSI (matches factory spec)
• Connector Type: EV1 Standard
• Nozzle Design: 4-hole precision spray
• Pressure Rating: 43.5 PSI (3.0 bar)
What's Included
• 1 x Fuel Injector (sold individually - order quantity needed)
• New upper and lower O-rings
• Installation instructions
Performance Benefits
⚡ Solves Common 3.7L Issues:
- Rough idle when cold
- P0171/P0174 lean codes
- Hesitation during acceleration
- Poor fuel economy
Why Choose This Injector?
✔ Direct Fit - No modifications required
✔ Flow-Matched - Maintains proper air/fuel ratio
✔ Improved Design - Outperforms worn originals
✔ Easy Installation - Plug-and-play replacement
Installation Notes
- Relieve fuel system pressure before starting
- Clean injector ports thoroughly
- Lubricate new O-rings with engine oil
- Torque fuel rail bolts to 12 ft-lbs
- Check for leaks after installation
Warranty & Support
• 2-Year Unlimited Mileage Warranty
• 30-Day Money Back Guarantee
• Mopar-Specialist Technical Support
Pro Seller Tips:
- Include comparison images showing old vs new injectors
- Create video demonstrating spray pattern improvement
- Offer bundle deals with complete sets (6 injectors)
- Highlight these solve common 3.7L PowerTech issues
Did You Know?
The 3.7L PowerTech V6 was derived from the 4.7L V8 - these injectors use the same reliable Bosch technology at a more affordable price point.
Would you like me to emphasize any specific technical details for your marketplace?
Technical Specifications
| Quality Standard | OEM Equivalent / ISO/TS 16949 |
| Warranty Period | 12 Months |
| Minimum Order | Negotiable |
| Packaging | Neutral / Custom Brand Available |
| Lead Time | 15-30 Days (depends on quantity) |
Shipping Information
- Shipping Methods: Sea freight (FCL/LCL), air freight, express (DHL/FedEx/UPS)
- Port of Loading: Shenzhen / Guangzhou, China
- Lead Time: 15-30 days for production, depending on order quantity and product availability
- Sample Order: Available, sample lead time 5-7 days
Payment Terms
- T/T (Telegraphic Transfer): 30% deposit, 70% before shipment
- L/C (Letter of Credit): Accepted for large orders
- Trade Assurance: Available through Alibaba
- PayPal / Western Union: Accepted for sample orders
