Features & Details

Items Included: 1x Left Catalytic Converter - 6440291x Right Catalytic Converter - 6440301x Manual
Restricted States: Maine、New York、California、Colorado
Quantity: 2
Material of heat shield: /
Placement on Vehicle: Left、Right
Substrate Material: Ceramic
Body Material: Stainless Steel
Body width: 15.8in
Flange Material: Q235
Labels & Certifications: EPA
Manufacturer Warranty: 1
Body Length: 21.8in
OE/OEM Part Number: 644029,41096,644030,41097
Body Height: 6in
O2 Sensor Port: 2
Universal Fitment: No
Finish: Polished, Rust Protected
Heat Shield Included: NO
Bolt performance grade: 8.8
Item Weight: 16.1lb
Flange material: Q235

Key Benefits

- High-quality catalytic converters designed for optimal performance and durability.
- Manufactured with a stainless steel body for enhanced rust protection and longevity.
- Engineered with a ceramic substrate material for efficient conversion of harmful emissions.
- Compatible with specific INFINITI models, ensuring a precise fit.
- Each unit includes necessary features like O2 sensor ports to maintain engine performance.


Fitment For

For INFINITI:
INFINITI G37 2008 All engine
INFINITI G37 2009-2013 V6 3.7L (BodyType:Coupe; Sedan, DriveType:AWD; RWD)
INFINITI Q50 2014-2015 V6 3.7L
INFINITI G35 2007 V6 3.5L (BodyType:Sedan)
INFINITI G35 2008 All engine
INFINITI QX50 2014-2017 All engine
INFINITI EX35 2008-2012 All engine
INFINITI FX35 2009-2012 All engine
INFINITI M37 2011-2013 All engine
INFINITI QX70 2014 V6 3.7L
INFINITI QX70 2015-2017 All engine
INFINITI Q70 2014-2019 V6 3.7L
INFINITI Q60 2014-2015 All engine
INFINITI Q70L 2015-2019 V6 3.7L
INFINITI Q40 2015 All engine
INFINITI M35 2009-2010 All engine
INFINITI FX37 2013 All engine
INFINITI EX37 2013 All engine

For Nissan:
Nissan 370Z 2009 All engine
Nissan 370Z 2010-2013 V6 3.7L (BodyType:Coupe)
Nissan 370Z 2014-2020 All engine
Nissan 350Z 2007-2008 V6 3.5L (BodyType:Coupe)

Package Includes

1x Left Catalytic Converter - 644029
1x Right Catalytic Converter - 644030
1x Manual


Installation Guide

- Ensure the vehicle is parked on a level surface and the engine is cool before starting installation.
- Use appropriate tools to remove the old catalytic converters from the exhaust system.
- Carefully install the left catalytic converter (Part Number: 644029) and the right catalytic converter (Part Number: 644030) in their respective placements.
- Tighten all bolts to the manufacturer's specifications (grade 8.8) for secure installation.
- Consult the included manual for specific instructions and torque settings if needed.


Item Specifics
Restricted States Maine、New York、California、Colorado
Labels & Certifications EPA
Substrate Material Ceramic
Body Material Stainless Steel
Manufacturer Warranty 1
Universal Fitment No
Finish Polished, Rust Protected
Quantity 2
Placement on Vehicle Left、Right
Items Included 1x Left Catalytic Converter - 6440291x Right Catalytic Converter - 6440301x Manual
Body Length 21.8in
Body Height 6in
Body width 15.8in
Item Weight 16.1lb
Heat Shield Included NO
O2 Sensor Port 2
Flange Material Q235
OE/OEM Part Number 644029,41096,644030,41097
Material of heat shield /
Bolt performance grade 8.8
Brand KAC

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2) We will only ship to the confirmed PayPal shipping address given with the payment. Please make sure your PayPal and eBay address is correct. If not, please correct it before payment. Thank you.

3) If you want to ship to another address, please change your PayPal shipping address before you make payment.

4) To avoid initiating an unpaid item claim, please pay within 7 days.

5) Custom duties, taxes, or charges are not included in the cost you pay to us.

We only ship this item to United States !

1. We ship to your eBay address. Each package will be shipped by UPS or Fedex with tracking number.

2. Ship within 1 business day once payment completed. Orders placed on weekend will be shipped within 3 days.

4. Seriously promise: Refund or resend will be offered if item still not arrive in 7-10 business days. Just send us an email ,we will give you a satisfied solution as soon as possible.

If you send us an e-mail, it will be answered within 48 hours during our working hours.

Please feel free to contact us if you have any questions:

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✅Dear customer, when you want to return or exchange goods
(Please contact us first, instead of directly initiating a dispute)
1: Contact the seller first
2: Send pictures: outer packaging&scanned labels&item itself&with complete accessories, etc
necessary condition
Rule A: The original packaging of the item is in an unused state.
Rule B: The outer packaging must not have any damage.
3: Obtain return label
4: Delivered Projects - Payment Repayment

✅A 15% restocking and shelving fee will be charged for returns or exchanges that are not caused by the seller and are in good condition.
Exchange will not charge restocking fees or shipping fees due to transportation errors

✅Priority
In case of the following reasons, the freight will be borne by the buyer
1: Unexpected order
2: Find a better price
3: Change your mind
4: Buy more items/make mistakes/misread model information

✅Please note
Missing accessories/quality issues/transportation damage, etc
Please contact us first to obtain a good solution, rather than directly opening a return dispute.
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About Warranty 
✅ Free repair: During the warranty period, if the product fails due to manufacturing defects, component failure or workmanship problems, please contact us to provide corresponding handling methods.
✅ Warranty period: The warranty period is usually calculated from the date of purchase, and the specific period may vary depend on the product type and brand.
✅Extended warranty: Some manufacturers may provide additional extended warranty services, which usually require additional fees and may extend the original warranty period or provide a wider warranty coverage
✅ Warranty terms: The repairer needs to use components and spare parts that meet the technical requirements of the product, carefully record the failure and the quality of the product after repair, and ensure that the repaired product can be used normally for more than 30 days.
✅ Note: If there are any problems with the product received, please provide all relevant videos, pictures and other clues to facilitate our cunstomer service department and processing the issuse for you . 
Thank you for your support


Datacaciques