Bosch 13257 Oxygen Sensor (O2 Sensor), OE Type Fitment
Bosch 13257 Oxygen Sensor (O2 Sensor), OE Type Fitment
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Condition: New other (see details)
The Bosch 13257 Oxygen Sensor is an OE type fitment replacement part engineered to restore accurate air-fuel mixture monitoring in your vehicle's engine management system. As a direct-fit oxygen sensor, it matches original equipment specifications, allowing installation without modifications to wiring or mounting hardware. The sensor continuously measures oxygen levels in the exhaust stream and relays this data to the engine control unit (ECU), enabling the ECU to fine-tune fuel delivery for optimal combustion.
When searching for a Bosch oxygen sensor replacement, drivers are typically addressing symptoms like reduced fuel economy, rough idling, or an illuminated check engine light caused by a failing O2 sensor. Installing the Bosch 13257 helps restore proper air-fuel ratio control, which can improve fuel efficiency and reduce harmful emissions output. Because it is designed as a direct OE-type replacement, the installation process mirrors that of the factory-installed sensor, minimizing labor time and eliminating the guesswork often associated with aftermarket parts that require splicing or bracket modifications.
This oxygen sensor is best suited for vehicle owners and technicians looking for a reliable, factory-matched replacement rather than a universal-fit alternative that demands additional wiring work. Anyone dealing with an O2 sensor fault code or seeking to maintain consistent engine performance and emissions compliance will find the Bosch 13257 a practical solution. Its OE type fitment design offers a straightforward path to restoring accurate sensor readings and dependable engine operation.
📦 Shipping Information
United States Orders: Shipped via Canada Post. Estimated delivery: 4–7 business days (may take up to 10 business days if border delays occur).
Canadian Orders:Orders are shipped via Chit Chats. Estimated delivery is typically 2–6 business days, depending on destination and carrier processing times.
International Orders:Shipped with Chit Chats or Canada Post, depending on service availability. Estimated delivery: 7–15 business days (varies by destination).
Returns & Refunds Policy: We offer a 30-day return window. Items must be gently used, in their original packaging and not have major signs of use/damage
Customs Duties & Import Fees: Orders shipped outside Canada may be subject to import duties, taxes, or customs fees. For U.S. orders, all duties are pre-paid and included—no extra charges at delivery.
Disclaimer: At DaveyDooDeals, our products are sourced from trusted channels, including surplus warehouses, authorized distributors, and carefully selected clearance inventories. While many items are new and unused, some are reclaimed from decommissioned equipment or overstock. Each listing clearly states the item’s condition and any known defects. In the unlikely event that a defect is missed, our 30-day return policy has you covered.
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