Classic Mini Stub stacks for use with K&N or any pancake air filter 1 1/4"
Stub stacks suitable for all models with 1 1/4" SU carb fitted. PRICE IS for 1 STACK for Pair change qty to 2. Car must have K&N or other make of air filter fitted. Increase performance on all HS2 carbs with Accu Spark StubStacks.