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Cooling System Cleaner & Radiator Flush

Cooling System Cleaner & Radiator Flush

Make sure your car’s cooling system is in full working order with our range of cooling system treatments. From cleaners to radiator flush, browse the full range at Euro Car Parts below.

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    Redline Redline Water Wetter Coolant Additive 355mlPerformance
    In StockFREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    £15.68
    Price  £16.00Save  2%
    Home DeliveryOrder by 4pm for Next Day Delivery
    FREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    International Delivery
    Available
    International Delivery
    £15.68
    Price  £16.00Save  2%
    Redline
  • Carlube Radiator Sealer - 300mlProduct Code: 553996200
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    Carlube Radiator Sealer - 300ml
    In StockFREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    £1.89
    Price  £2.20Save  14%
    Home DeliveryOrder by 4pm for Next Day Delivery
    FREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    International Delivery
    Available
    International Delivery
    £1.89
    Price  £2.20Save  14%
    Carlube
  • Holts Radweld 125mlProduct Code: 550770320
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    Holts Radweld 125ml
    In StockFREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    £3.29
    Home DeliveryOrder by 4pm for Next Day Delivery
    FREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    International Delivery
    Available
    International Delivery
    £3.29
    Holts
  • Carlube Radiator Flush - 300mlProduct Code: 553996210
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    Carlube Radiator Flush - 300ml
    In StockFREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    £3.99
    Home DeliveryOrder by 4pm for Next Day Delivery
    FREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    International Delivery
    Available
    International Delivery
    £3.99
    Carlube
  • Holts Radweld 250mlProduct Code: 549772101
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    Holts Radweld 250ml
    In StockFREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    £4.99
    Price  £5.04Save  1%
    Home DeliveryOrder by 4pm for Next Day Delivery
    FREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    International Delivery
    Available
    International Delivery
    £4.99
    Price  £5.04Save  1%
    Holts
  • Holts Speedflush 250mlProduct Code: 549772091
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    Holts Speedflush 250ml
    In StockFREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    £5.69
    Price  £6.84Save  17%
    Home DeliveryOrder by 4pm for Next Day Delivery
    FREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    International Delivery
    Available
    International Delivery
    £5.69
    Price  £6.84Save  17%
    Holts
  • Carlube Radiator Sealer 300mlProduct Code: 545772141
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    Carlube Radiator Sealer 300ml
    In StockFREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    £6.09
    Price  £7.49Save  19%
    Home DeliveryOrder by 4pm for Next Day Delivery
    FREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    International Delivery
    Available
    International Delivery
    £6.09
    Price  £7.49Save  19%
    Carlube
  • Carlube Radiator Flush 300mlProduct Code: 545772131
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    Carlube Radiator Flush 300ml
    In StockFREE Standard delivery available.Next day delivery available (Order before 4pm Mon-Thur)
    £6.29
    Price  £6.61Save  5%
    Home DeliveryOrder by 4pm for Next Day Delivery
    FREE Standard delivery available.Next day delivery available (Order before 4pm Mon-Thur)
    International Delivery
    Available
    International Delivery
    £6.29
    Price  £6.61Save  5%
    Carlube
  • Wynns Radiator Flush 325 mlProduct Code: 555770480
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    Wynns Radiator Flush 325 ml
    In StockFREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    £6.89
    Price  £7.22Save  5%
    Home DeliveryOrder by 4pm for Next Day Delivery
    FREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    International Delivery
    Available
    International Delivery
    £6.89
    Price  £7.22Save  5%
    Wynns
  • Wynns Radiator Stop Leak 325 mlProduct Code: 555770460
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    Wynns Radiator Stop Leak 325 ml
    In StockFREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    £6.89
    Price  £7.22Save  5%
    Home DeliveryOrder by 4pm for Next Day Delivery
    FREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    International Delivery
    Available
    International Delivery
    £6.89
    Price  £7.22Save  5%
    Wynns
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    Normfest RadSeal - Radiator Sealer 150ml
    In StockFREE delivery available*
    £7.09
    Price  £8.64Save  18%
    Home Delivery
    FREE delivery available*
    International Delivery
    Available
    International Delivery
    £7.09
    Price  £8.64Save  18%
    Normfest
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    Normfest RadClean - Radiator Cleaner 250ml
    In StockFREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    £10.49
    Price  £12.48Save  16%
    Home DeliveryOrder by 4pm for Next Day Delivery
    FREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    International Delivery
    Available
    International Delivery
    £10.49
    Price  £12.48Save  16%
    Normfest
  • Wynns Cooling System Flush 325mlProduct Code: 555770200
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    Wynns Cooling System Flush 325ml
    In StockFREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    £11.49
    Price  £13.92Save  17%
    Home DeliveryOrder by 4pm for Next Day Delivery
    FREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    International Delivery
    Available
    International Delivery
    £11.49
    Price  £13.92Save  17%
    Wynns
  • Wynns Cooling System Stop Leak 325mlProduct Code: 555770190
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    Wynns Cooling System Stop Leak 325ml
    In StockFREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    £12.49
    Price  £14.87Save  16%
    Home DeliveryOrder by 4pm for Next Day Delivery
    FREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    International Delivery
    Available
    International Delivery
    £12.49
    Price  £14.87Save  16%
    Wynns
  • Holts Sealit Leak Repair 250mlProduct Code: 550779990
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    Holts Sealit Leak Repair 250ml
    In StockFREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    £13.99
    Home DeliveryOrder by 4pm for Next Day Delivery
    FREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    International Delivery
    Available
    International Delivery
    £13.99
    Holts
  • Holts Wonderweld 250mlProduct Code: 549774491
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    Holts Wonderweld 250ml
    In StockFREE delivery available*
    £14.99
    Price  £18.24Save  18%
    Home Delivery
    FREE delivery available*
    International Delivery
    Available
    International Delivery
    £14.99
    Price  £18.24Save  18%
    Holts
  • Coolant Leak Repair 236mlProduct Code: 542770100
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    Coolant Leak Repair 236ml
    In StockFREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    £16.99
    Price  £21.38Save  21%
    Home DeliveryOrder by 4pm for Next Day Delivery
    FREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    International Delivery
    Available
    International Delivery
    £16.99
    Price  £21.38Save  21%
  • HD Cooling System Repair 472mlProduct Code: 542770450
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    HD Cooling System Repair 472ml
    In StockFREE delivery available*
    £30.99
    Price  £38.82Save  20%
    Home Delivery
    FREE delivery available*
    International Delivery
    Available
    International Delivery
    £30.99
    Price  £38.82Save  20%
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    472ml Kseal Ultimate Head Gasket Repair
    In StockFREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    £40.49
    Price  £51.10Save  21%
    Home DeliveryOrder by 4pm for Next Day Delivery
    FREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    International Delivery
    Available
    International Delivery
    £40.49
    Price  £51.10Save  21%
  • Steel Seal Head Gasket RepairProduct Code: 542771460
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    Steel Seal Head Gasket Repair
    In StockFREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    £51.99
    Price  £65.34Save  20%
    Home DeliveryOrder by 4pm for Next Day Delivery
    FREE delivery available*Next day delivery available (Order before 4pm Mon-Thur)
    International Delivery
    Available
    International Delivery
    £51.99
    Price  £65.34Save  20%
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At Euro Car Parts, we stock a range of cooling system cleaners and radiator flush suitable for a whole range of car makes and models. Cooling system cleaners are great for helping to ensure the car’s coolant can flow easily through the system, so whether you’re repairing a leak, or simply giving the system a bit of TLC, you can help to keep problems at bay with the range we have available. As well as the 130,000 different registered parts we have available, at Euro Car Parts we also stock an excellent selection of accessories, tools and more. Whether you’re shopping for work, or to stock up your garage at home, you’ll find everything you need to make working on your car that bit easier. We also offer free UK delivery and a free click and collect service, and with over 200 stores nationwide it’s really simple to call in and speak to a member of our team.