Genuine Mazda 3 Starter Relay

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6 Starter Relays found

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Mazda 3 Relay Part Number: UM46-67-730
$15.21 MSRP: $20.29
You Save: $5.08 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Relay, N.O.
- Replaces: PE01-67-730
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2019-2025, 2012-2013 Mazda 3 | 2.0, 2.5 Carbon Turbo, 2.5 S, 2.5 Turbo, 2.5 Turbo Premium Plus, Base, Carbon Edition, Preferred, Premium, S, Select, Select Sport, i | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS
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Mazda 3 Relay Part Number: AJ51-18-821
$10.55 MSRP: $14.07
You Save: $3.52 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Relay, Circuit; Circuit Breaker, ECM Relay, Fuel Pump Relay
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2004-2009 Mazda 3 | Mazdaspeed, S, SP23, i | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS
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Mazda 3 Relay Part Number: PE10-18-811
$13.21 MSRP: $17.61
You Save: $4.40 (25%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Relay, Main; Fuel Pump Relay
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2019-2025 Mazda 3 | 2.0, 2.5 Carbon Turbo, 2.5 S, 2.5 Turbo, 2.5 Turbo Premium Plus, Base, Carbon Edition, Preferred, Premium, Select, Select Sport | 4 Cyl 2.0 L GAS, 4 Cyl 2.5 L GAS
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Mazda 3 Relay Part Number: B115-67-730
$26.46 MSRP: $35.29
You Save: $8.83 (26%)
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Product Specifications
- Other Name: Relay, N.O.; Fan Relay, Horn Relay
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2004-2009 Mazda 3 | Mazdaspeed, S, SP23, i | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS
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Mazda 3 Relay Part Number: G110-67-730
$28.16 MSRP: $37.55
You Save: $9.39 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Relay, Normal Open; Fan Relay
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2019-2025, 2007-2009 Mazda 3 | 2.0, 2.5 Carbon Turbo, 2.5 S, 2.5 Turbo, 2.5 Turbo Premium Plus, Base, Carbon Edition, Mazdaspeed, Preferred, Premium, S, Select, Select Sport | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS, 4 Cyl 2.5 L GAS
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Mazda 3 Relay Part Number: LF67-18-811
$13.11 MSRP: $17.49
You Save: $4.38 (26%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Main Relay
- Replaces: LF66-18-811
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2007-2009 Mazda 3 | Mazdaspeed, S, i | 4 Cyl 2.0 L GAS, 4 Cyl 2.3 L GAS

Mazda 3 Starter Relay

The Mazda 3 Starter Relay allows full battery power to pass through to the starter motor when the driver turns the key. This provides immediate spark and confidence in the vehicle's ignition. With tight mechanical tolerances, this switch snaps cleanly between on and off, so the starter never drags or freewheels. This design choice has gained a reputation for solid reliability even after years of daily commuting and weekend tours. When energized, the internal contacts of this Mazda component latch until the key is returned to the run position; thus, disconnecting excess load from the auxiliary circuits for which they are fitted, trimming their voltage drop and increasing overall electrical efficiency. Because it refuses to stay engaged when the engine fires, the relay protects the flywheel and the drivetrain from damage. That is a further margin of safety that distinguishes it from lesser parts. The sturdy body of the device is resistant to the heat and vibrations of the engine bay. Moreover, it allows consistent performance during sweltering summers and freezing winters. This component is tested to its original factory standards, providing the steady flow of current that modern sensors and control modules expect to avoid false no starts. Owners of the popular generation 3 hatchback, as well as first second third and fourth generation Mazda 3s, can upgrade or restore their compact car with a single solution and no need to search for different part numbers. The Starter Relay maintains circuit integrity as the manufacturer intended in order to ensure cold start reliability, warm restarts that respond smoothly, and the fuel-saving stop and go sequences dictated by congested streets. The Starter Relay, known for its silent strength, intelligent current management and proven longevity, is an excellent cog in the greater ignition system praised for its reliable performance by Mazda fans.

Looking for Starter Relay with proven quality? Choose OEM Starter Relay. Mazda designs and builds them to strict factory specs. Every piece goes through rigorous quality checks. You'll get parts that fit right and work like new. Shop our huge inventory of OEM Mazda 3 parts. Enjoy the highly competitive prices online. Our site is your one-stop shop. Each genuine 3 part includes a manufacturer's warranty. Buy with confidence. Our return policy is simple and hassle-free. In a rush? Choose expedited delivery at checkout. You'll love the streamlined experience from search to checkout to receiving your order.