But because the FHST eliminates the OEM post pump filter

and improved resolution for ignition timing

or turbocharged

68 A/R with 3 5/8" V-Band discharge

these stone guards provide an additional layer of defense against rocks and other road debris that can cause damage to your auxiliary radiators

5150 Xtreme Duty Cylinder Sleeve Set, BMW S85 11247646892 But because the FHST eliminates5150 Xtreme Duty Cylinder Sleeves, also known as cylinder liners, are centrifugally cast, ductile iron cylinder sleeves. Benefits of Engine Sleeving Include: Increased Bore Size: Sleeving your engine gives the opportunity to increase bore size for higher displacement and increased engine capacity, resulting in more power and more torque Increased Strength: Iron sleeves are stronger than alusil when subjected to high power, high stress applications,