Rein Automotive engine intake manifold adjusting unit, also known as the DISA valve, helps control the engines performance at different RPM's. At low RPM's the DISA valve manages the engine to provide more low end torque while at high RPM's it provides more top end power.

Product Features:

• Rein intake manifold adjustment units are manufactured with premium OE quality materials which offer maximum protection from premature failures.
• Rein intake manifold adjustment units are designed as direct-fit replacements to ensure trouble-free proper installation.
• Rein intake manifold adjustment units are manufactured to struck engineering quality standards to ensure maximum performance.
• Replace intake manifold adjustment units with Rein premium components to restore your vehicle's power output to optimal performance levels.