HomeExhaust > Catalytic ConverterEastern Convertors 30511 Catalytic Converter - Left
Part #: 30511

Eastern Convertors 30511 Catalytic Converter - Left

DIRECT FIT, Left
⚙️ 2 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$357.30Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦DIRECT FIT, Left
🚗Fitment: Lincoln, Navigator
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Eastern Convertors DIRECT FIT Catalytic Converter 30511

The Eastern Convertors DIRECT FIT Catalytic Converter 30511 is designed specifically for Lincoln Navigator models. This federal/EPA direct-fit undercar catalytic converter features an Eco III catalyst type and is engineered to meet emissions standards while providing reliable performance.

  • Eco III catalyst type for effective emissions control
  • Two O2 sensor ports for accurate monitoring
  • 2 bolt spinner inlet type for secure connection
  • 2.5 inch outside diameter outlet for proper exhaust flow
  • Overall length of 35.5 inches for precise fitment
  • Federal/EPA direct-fit undercar design

Product Line Details: DIRECT FIT

The DIRECT FIT product line from Eastern Convertors focuses on providing catalytic converters that match OEM specifications for direct replacement. This ensures a straightforward installation process without the need for modifications. The 30511 catalytic converter maintains factory fit and function, making it suitable for Lincoln Navigator vehicles requiring a compliant emissions component.

Detailed Product Description

This catalytic converter is engineered with an Eco III catalyst, which supports efficient reduction of harmful exhaust emissions. It includes two O2 sensor ports, allowing for proper sensor placement and accurate engine management system feedback. The inlet features a 2 bolt spinner design, ensuring a secure and stable connection to the exhaust manifold. The outlet has a 2.5 inch outside diameter, matching the exhaust pipe size for optimal flow. With an overall length of 35.5 inches, this converter fits precisely in the undercarriage of compatible Lincoln Navigator models.

Common Applications and Issues Addressed

  • Replacement for damaged or clogged catalytic converters
  • Restores proper emissions control to pass federal/EPA inspections
  • Resolves check engine light issues related to catalyst efficiency
  • Improves exhaust flow and engine performance affected by converter failure
  • Ensures compliance with emissions regulations for Lincoln Navigator vehicles

Installation Notes and Tips

This catalytic converter is designed as a direct-fit replacement, compatible with Lincoln Navigator models. It does not include inlet or outlet gaskets or hardware, so these components may need to be sourced separately. Proper alignment of the 2 bolt spinner inlet and 2.5 inch outlet is essential for a secure fit. Ensure O2 sensors are correctly installed in the two sensor ports to maintain accurate engine monitoring.

Quality Assurance and Warranty

Eastern Convertors manufactures this catalytic converter to meet federal and EPA standards for emissions control. The DIRECT FIT line is engineered for durability and reliable performance. Warranty details should be confirmed with the manufacturer or distributor, as they may vary by region and application.

BrandEastern Convertors
Part Number30511
PositionDIRECT FIT, Left
Catalyst TypeEco iii
Inlet Gasket QtyNone
Inlet HardwareNone
Inlet Type A2 bolt spinner
O2 Sensor Ports2
Outlet Gasket QtyNone
Outlet HardwareNone
Outlet Type A2.5" od
Overall Length (IN)35.5
TypeFederal / epa direct-fit undercar

This part fits 2 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2006LincolnNavigator5.4LV8LeftUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT
2005LincolnNavigator5.4LV8LeftUndercar; Legal Note: Not For Sale or Use in the State of CA, CO, ME & NY (vehicles with CA Emissions); DIRECT FIT

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.