Darton MID Sleeves Kit Honda Civic SI 2017+ L15B7/ L15CA Bore from 73mm - 74.5mm 400-115 Clutch Lines

Darton MID Sleeves Kit Honda Civic SI 2017+ L15B7/ L15CA Bore from 73mm - 74.5mm 400-115 Clutch LinesFITS: L15b engines and L15ca Many production cast iron and aluminum blocks suffer from a design weakness of cylinder stability by nature of poor support at the upper deck area. The manufacturing process of "cast in sleeves" provides for economy of scale in low horsepower engines, but does not accommodate high horsepower, high boost, or larger bore sizes. Darton has engineered a superior solution by using a unique designed cylinder sleeve which when

FEA design and optimization

This is especially important for car and light truck owners who frequently drive in challenging conditions such as on winding roads or in inclement weather

tempered and shot-peened for long lasting performance and durability

The kit includes powder coated stainless steel mounting brackets and hardware - no drilling or modifications to the vehicle

We are extremely proud to offer this exhaust system and even more proud to continue our many decades of American manufacturing

Factory OEM hanger positions

extra power and torque is easily achieved

In order to properly evaluate the performance gains of The GrimmSpeed Dry-Con Air Filters

5th Gen Acura Type-S

Engineered And Manufactured In The USA

2024+ Ranger 2

Ductile iron w/130