DBA Renault 03-05 Porsche 911 Front 4000 Series Slotted Rotor - DBA42386S fits_2012-2018`Ford`Focus Flow and Performance This exhaust

Flow and Performance This exhaust system is constructed of 4" mandrel-bent 409 stainless steel tubing for maximum flow and durability

High-Quality Rubber Material: Crafted from premium

BRExhaust Direct-Fit Replacement Exhaust Kit 106-0657 features durable aluminized steel construction and is covered by a 2 year warranty

The included massive air filter is surrounded by a sealed XLPE (cross-linked polyethylene) polymer housing that minimizes warm engine air for maximum performance

DBA Renault 03-05 Porsche 911 Front 4000 Series Slotted Rotor - DBA42386S fits_2012-2018`Ford`Focus Flow and Performance This exhaustCast from XG 150 high carbon alloyed iron and undergoing Thermal Stability Profiling. DBA's metallurgy is able to handle the increased stress and heat generated under intense braking application time and time again. Featuring DBA; s patented Kangaroo Paw ventilation that implements a series of 144 diamond and teardrop patterned pillars. DBA achieves up to a 30% increase in surface are and 20% improvement in cooling efficiency compared to traditional