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Top rated automotive replacement inhibitor relays

Cutting through the noise on what to actually buy.

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Top rated automotive replacement inhibitor relays

AI-generated summary · updated August 2, 2026 · verify details before purchase.

  1. Best overall

    Bosch SP0 12V Time Delay Relay

    4.8/5 $50-$70

    High quality and reliable, this Bosch relay is ideal for replacing worn out inhibitor relays. It has a durable design and is easy to install.

    • High quality
    • Durable design
    • Easy to install
    • None
    View on Amazon manufacturer site
  2. Dorman 600 115 Time Delay Relay
    Best budget pick DROK

    Dorman 600 115 Time Delay Relay

    4.5/5 $16.99

    An affordable option that still provides good quality and performance, this Dorman relay is a great choice for those on a budget.

    • Affordable
    • Good quality
    • Compact design
    • Less durable
    View on Amazon manufacturer site
  3. Gates 30985 Time Delay Relay
    Best for heavy duty use Hella

    Gates 30985 Time Delay Relay

    4.7/5 $71.99

    Built to withstand heavy use and harsh environments, this Gates relay is perfect for trucks and other heavy vehicles.

    • Heavy duty design
    • High quality
    • Long lasting
    • More expensive
    View on Amazon manufacturer site
  4. ACDelco PT235 Time Delay Relay
    Best for GM vehicles ACDelco

    ACDelco PT235 Time Delay Relay

    4.6/5 $14.99

    Designed specifically for GM vehicles, this ACDelco relay provides a perfect fit and reliable performance.

    • Perfect fit
    • Reliable performance
    • Durable design
    • Limited compatibility
    View on Amazon manufacturer site
  5. Standard Motor Products BR49 Time Delay Relay
    Best for Ford vehicles Standard Motor Products

    Standard Motor Products BR49 Time Delay Relay

    4.4/5 $14.33

    A reliable option for Ford vehicle owners, this Standard Motor Products relay is easy to install and provides good performance.

    • Easy to install
    • Good performance
    • Affordable
    • Less durable
    View on Amazon manufacturer site
  6. Motorcraft SW649 Time Delay Relay
    Best for durable design Motorcraft

    Motorcraft SW649 Time Delay Relay

    4.5/5 $26.38

    Built with a focus on durability, this Motorcraft relay can withstand the rigors of heavy use and harsh environments.

    • Durable design
    • High quality
    • Long lasting
    • More expensive
    View on Amazon manufacturer site

Buying tips

When buying an automotive replacement inhibitor relay, consider factors such as compatibility with your vehicle make and model, the quality and durability of the relay, and the price range. Look for relays with good reviews and ratings from other customers, and make sure to follow proper installation procedures to ensure reliable performance.

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