Air Filter (Cotton Cleanable For Intake Kits: 75-2514-4 S&B 6.0 6L Duramax to permanently eliminate

6L Duramax to permanently eliminate coolant leaks from the rear housing on your LML and L5P engine

but this is not a "larger turbo"

If your engine configuration is exceeding factory RPM limits a Performance Series head with higher valve spring rates is required

1/8 inch NPT Threads

resulting in better performance

Air Filter (Cotton Cleanable For Intake Kits: 75-2514-4 S&B 6.0 6L Duramax to permanently eliminateReplacement Filters For your SB Cold Air Intake are available with cotton (Cleanable) or dry (Extendable) filter media. Both offer similar performance characteristics, so the decision comes down to how you want to maintain your filter. Cotton (Cleanable)8 layer cotton filter media with red oil. Can be Cleaned and re oiled. Easy to maintain using our Precision II Cleaning Kit. Details: Filter Type Oiled Filter Cotton Cleanable Filter Material Cotton