Standard Motor Products SPP23 Spark Plug Boot Heat Sleeve - 10 Pack

The Standard Motor Products SPP23 is a spark plug boot heat sleeve designed to protect ignition wire boots and coil-on-plug boots from extreme engine heat. Sold in a convenient pack of 10, these heat sleeves help extend the life of spark plug boots by shielding them from the damaging thermal cycles common in modern engine bays.

Key Features:

• High-temperature heat sleeve designed for spark plug wire and coil boot protection
• Shields boots from radiant and conducted heat in tight engine compartments
• Helps prevent premature cracking, hardening, and failure of ignition boots
• Manufactured by Standard Motor Products (SMP), a trusted name in ignition components since 1919

Standard Motor Products is an independent manufacturer of quality replacement parts for the automotive aftermarket, with a longstanding reputation for OE-grade fitment and reliability. The SPP23 heat sleeve is an economical solution for protecting ignition system components during tune-ups or ignition service jobs.