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98-01 Nissan Altima / 94-98 240SX Front Sensor
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Regular price
$150.00
Sale price$119.99
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Front O2 Sensor — Nissan Altima / 240SX
Direct replacement oxygen sensor for precise fuel mixture monitoring. OEM-spec construction ensures factory performance and engine efficiency. Designed to restore accurate readings on aged or failing sensors.
✓ Ships from FL Warehouse✓ In-House Quality Check✓ Direct-from-Warehouse
Key Features
Factory OEM Spec - Matches original equipment calibration for reliable air-fuel ratio feedback
Direct Bolt-In Design - No modification or adapter required for seamless installation
Heat Resistant Construction - Built to handle exhaust manifold temperatures without premature failure
Specs
Front-mounted oxygen sensor assembly
Direct replacement configuration
New condition
What's Included
Oxygen sensor
Frequently Asked Questions
Will this sensor work with my stock exhaust manifold?
Yes. This is a direct replacement sensor that mounts into the factory O2 sensor port with no modification needed.
Do I need special tools to install this?
An O2 sensor socket and basic wrench set are standard. The sensor unscrews from the exhaust manifold — straightforward job for DIY or shop install.
What happens if the check engine light comes back after installation?
A new sensor should clear a faulty O2 sensor code. If the light returns, have the system scanned for other issues — a bad sensor wire, exhaust leak, or engine problem elsewhere could be the root cause.
* Rates from 0–36% APR. Payment options through Affirm are subject to an eligibility check and are provided by these lending partners: affirm.com/lenders. Options depend on your purchase amount, and a down payment may be required. CA residents: Loans by Affirm Loan Services, LLC are made or arranged pursuant to a California Finance Lenders Law license. For licenses and disclosures, see affirm.com/licenses. For example, a $800 purchase could be split into 12 monthly payments of $72.21 at 15% APR or 4 interest free payments of $200 every 2 weeks.
**Rates from 0%-36% APR. Payment options through Shop Pay Installments, are subject to an eligibility check and are provided by these lending partners: affirm.com/lenders. Options depend on your purchase amount, and a down payment may be required. State notices to consumers https://www.affirm.com/licenses.
