Add to Cart No-Rosion HyperKuhl High Performance SuperCoolant $45.36 (Inc. VAT) $37.80 (Ex. VAT) HyperKuhl High Performance SuperCoolant Recommended for highly tuned engines Heat-transfer limitations of antifreeze can cause overheating and detonation. This is especially the case with high... $45.36 (Inc. VAT) $37.80 (Ex. VAT) Add to Cart