Boost engine performance with Silverhook Oil Tonic – reduces friction, prevents deposits and extends oil life. Compatible with synthetic & mineral oils.
Silverhook
engine protection
vehicle maintenance
$44.95
Silverhook Radiator Flush, 500ml
$45.95 $13.54 at 24+
Out of stock
SilverhookD/ISGA14
Silverhook Radiator Flush, 500ml
Silverhook 500ml radiator flush effectively removes sludge and rust from cooling systems, preventing overheating without damaging components.
Car Maintenance
Silverhook
engine care
$45.95
Out of stock
Silverhook Radiator Stop Leak, 325ml
$45.95 $13.49 at 24+
SilverhookD/ISGA15
Silverhook Radiator Stop Leak, 325ml
Effective radiator stop leak for permanent repairs. Safe for all engines and compatible with antifreeze. 325ml bottle.