






04-07 Toyota Highlander Left Catalytic Converter AWD 3.3L V6
04-07 Toyota Highlander Left Catalytic Converter AWD 3.3L V6
Direct-fit OEM replacement catalytic converter for the driver side of your Highlander. This is a bolt-on unit engineered to meet factory emissions standards without modification to your exhaust system. Designed to restore catalytic function after failure or degradation.
Key Features
- Driver-side fit - Matches your AWD model's left-bank exhaust routing without adapter plates or custom work.
- 3.3L V6 calibration - Sized for proper backpressure and oxygen sensor integration on your engine.
- Factory bolt pattern - Connects at original flanges and mounting points—no welding required.
Specs
- Catalytic converter assembly, driver side
- Designed for AWD configuration
- Single unit
Whats Included
- Catalytic converter assembly
Frequently Asked Questions
Do I need gaskets or new bolts to install this?
Have new gaskets and exhaust bolts on hand before you start. The converter bolts into factory flanges—reusing old hardware or gaskets often leads to leaks. Pick up OEM gasket sets and stainless bolts while you're at it.
Will my check engine light clear once I bolt this on?
The light may stay on until the system resets. After installation, drive normally for 50–100 miles so the oxygen sensors recalibrate. If the light doesn't clear after that, scan the code to confirm it's converter-related and not a sensor issue.
What's your return policy if it doesn't fit?
Test-fit the unit against your old converter before you remove it from the box. Check that flanges align and bolt holes match up. If there's a mismatch, contact support with photos—returns are handled case by case within 30 days of purchase.
Ships within 1-2 business days.
100% Genuine Parts
Fitment Guaranteed

04-07 Toyota Highlander Left Catalytic Converter AWD 3.3L V6
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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FAQs
Please read our FAQs page to find out more.
Are OEM products more expensive than aftermarket alternatives?
OEM products might have a higher upfront cost compared to aftermarket parts, but their superior quality and durability often make them a more cost-effective choice over time. Investing in OEM ensures you’re getting parts specifically designed for your vehicle, which can lead to better performance and longevity.
Can I purchase OEM parts online or do I need to visit a dealership?
You don’t need to visit a dealership to get OEM parts. You can conveniently purchase genuine OEM components from authorized distributors and reputable online retailers like Turbo Tech Performance. Our online store provides a wide selection of high-quality parts delivered straight to your door.
Are parts from brands like Mopar, ACDelco, and Motorcraft interchangeable between different vehicle brands?
No, parts from Mopar, ACDelco, and Motorcraft are typically designed for specific vehicle brands. It’s crucial to ensure compatibility with your vehicle’s make and model by checking part numbers and consulting with a knowledgeable expert.
Can I install OEM parts myself, or is it better to have a professional handle it?
While some OEM parts can be installed by DIY enthusiasts, the complexity of installation can vary. For the best results and to ensure proper fitment and performance, we recommend having a trained mechanic install the parts, especially if you’re unfamiliar with automotive repairs.
Do OEM parts come with a warranty?
Yes, many OEM auto parts come with a manufacturer’s warranty that covers defects or issues. Be sure to check the warranty details for each part at the time of purchase, and keep your receipt for any potential warranty claims.


