100038 BSF OB 1 LITER BARDAHL PETROL octane booster ADDITIVE

BSF octane booster is a special concentrated anti-knock additive, formulated to increase the performance of petrol and thus optimize engine performance. Increases the octane number of petrol (anti-knock power) Allows controlled and more uniform combustion Reduces ""knocking"", early ignition and post-ignition phenomena. Increases engine performance BSF/OB is a professional product specific for racing engines with high compression ratio

very concentrated recommended dose 3-5 ml per litre