HP Color Sleeve

spark plug wire shields red with heat shrinks

spark plug wire shields installed V8 Yellow

American Made Since 1985

HP Color Sleeve

Performance protection for spark plug wires.

Protect spark plug wires from heat up to 1100°F while adding a custom look. The expandable 5/16” design makes installation easy, and each 25-ft roll includes 16 heat-shrink end caps.

Prevents misfires by shielding ignition wires from heat
Flexible, high-temp sleeves reduce wire failure
Reduces up to 60% of radiant heat
Shields and protects 8 mm Ignition wires
Special weave expands up to 15% over terminals
Includes 16 heat shrink per pack
Made in the USA

1100°F

593 °C

Continuous

2000°F

1093 °C

Intermittent

Brochure

Product Types

203121

8 MM ID x 25 ft Roll Red

203122

8 MM ID x 25 ft Roll Blue

203123

8 MM ID x 25 ft Roll Yellow

203124

8 MM ID x 25 ft Roll Black

203125

8 MM ID x 25 ft Roll Tan

Color Heat Shield Sleeves – Thermal Protection for Spark Plug Wires, Fuel Lines & Brake Lines

Heatshield Products Color Sleeves offer superior thermal protection while adding a custom look to your engine bay. Designed to cover spark plug wires these automotive heat shield sleeves protect against continuous heat exposure up to 1100°F. The flexible woven construction allows the sleeve to expand for easy installation over fittings and return to its standard 5/16-inch inner diameter for a secure fit.

Each 25-foot roll includes 16 heat-shrink end caps to seal the ends and keep your installation tight and clean. Available in a variety of high-performance colors (red, blue, yellow, black, and tan) these heat-resistant sleeves offer both protection and style for your engine compartment.

FAQ

How do I prevent my spark plug wires from burning?

HP Color Sleeve stops heat and fire damage to all ignition wires..

How do I get the sleeve to expand over fittings and terminals?

To install, compress the sleeve to expand its diameter and slide it over the terminal. Apply silicone or graphite spray if needed. Once in place, stretch the sleeve to tighten it around the wire.