Bulwell, Nottingham Mon–Fri 9–5:30, Sat 9–1 Next-day delivery order by 1pm

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Next-day UK delivery on car parts, tools & accessories — order by 1pm Mon–Fri, £3.99 on most orders. Next-day UK delivery — order by 1pm. Order by 1pm Monday and it’s with you on Tuesday. Or Click & Collect free from Bulwell.

K-SEAL K5501 Coolant Leak Repair Radiator Head Gasket Stop Leak 236ml

£14.39 inc. VAT

8 in stock

Next-day delivery Order by 1pm Monday and it’s with you on Tuesday.

Not sure it’s right for your car? WhatsApp us your reg

  • Permanently seals most cooling system leaks
  • Easy ‘pour and go’ application
  • Compatible with all types of antifreeze and cooling systems
  • Helps prevent overheating and engine damage
Next-day UK delivery £3.99 (order by 1pm Mon–Fri), or free click & collect from our Bulwell shop — 2–4 Carey Road, NG6 8AT. Choose collection at checkout, then pick it up any time in opening hours (Mon–Fri 9–5:30, Sat 9–1) — just quote your order number.
SKU: KAL-K5501 Category: Brand:

Description

Genuine K-SEAL · Part no. K5501

This product is a highly effective solution designed to quickly and permanently seal leaks in automotive cooling systems. Formulated to stop leaks in the radiator, head gasket, heater core, and freeze plugs, it helps prevent coolant loss, overheating, and potential engine damage. Its ‘pour and go’ nature makes it an easy-to-use preventative measure or a quick fix for unexpected leaks, helping maintain optimal engine temperature and system integrity.

Key features

  • Permanently seals most cooling system leaks
  • Easy ‘pour and go’ application
  • Compatible with all types of antifreeze and cooling systems
  • Helps prevent overheating and engine damage
  • Suitable for use in radiators, heater cores, and head gaskets
  • Non-clogging formula
  • Cost-effective repair alternative

Specification

Brand K-SEAL
Part number K5501
Condition Brand New

Fitment & use

Universal compatibility with all water-cooled engines and cooling systems.

Ideal for

Quickly sealing minor to moderate coolant leaks, preventing overheating, and extending the life of the cooling system components.

Also known as

Radiator Stop Leak, Coolant Sealer, Engine Leak Repair, Anti-Leak Solution.

Genuine K-SEAL product.
Brand new and supplied ready to fit.

Additional information

Weight 1.5 kg
Volume

236ml

£14.39 inc. VAT
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