Cometic GM LS1 SB 4.190 inch Bore .030 inch MLS Head Gasket 1999-buick-lesabre-esi9942503 Like all BORLA® Cat-Back™ and

Like all BORLA® Cat-Back™ and Axle Back systems

Prefer to keep it stealthy

With this upgrade

2011 Volvo S40 T5 2010-2011 Volvo S40 T5 R-Design

Cometic GM LS1 SB 4.190 inch Bore .030 inch MLS Head Gasket 1999-buick-lesabre-esi9942503 Like all BORLA® Cat-Back™ andComprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0. 030". Cometic MLS (Multi Layer Steel) Head Gaskets provide maximum sealing performance for todays high output engines and require no sealants. MLS gaskets are ideal for both aluminum heads to aluminum blocks and aluminum heads to cast iron blocks. They can withstand the shearing force created by the two