RPM Module Selector, 4.6K-6.8K - 8671 weatherstrips-and-gaskets Keep the check engine light

Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 49026

3L V8 1979 - 1982 Pontiac Grand LeMans 267/4

4 V8 1975 - 1978 GMC P35 292/4

5 Outlet Attachment Bolt-On Oxygen Sensor Location Pre Converter and Midbed Gasket Included No Substrate Ceramic Hangers Included Yes Body Height (In

RPM Module Selector, 4.6K-6.8K - 8671 weatherstrips-and-gaskets Keep the check engine lightOverview: The user can then select between twelve different rpm limits by simply turning the knob. Six models are available to cover a range from 3,000 rpm to 12,800 rpm in 200 rpm increments. Features: Application: Year Make Model Submodel Engine Size Universal Specs: Brand MSD Emission Code 5 Product Type Module Selector Warning California Proposition 65 Warranty Limited 1 Year Warranty