Fits 2011-2017 Mustang 5.0 & 3.7L Rear O2 Extensions- 12In (Pair)-1110 quick-fuel-technology 6 V8 1976 Pontiac Catalina

6 V8 1976 Pontiac Catalina Safari 400/6

4L V8 2006 - 2007 Ford F-250 Super Duty XL 330/5

Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 49703

9 V8 1971 - 1974 American Motors Javelin 258/4

1987 - 1988 Ford EXP

Fits 2011-2017 Mustang 5.0 & 3.7L Rear O2 Extensions- 12In (Pair)-1110 quick-fuel-technology 6 V8 1976 Pontiac Catalina2011 17 MUSTANG 5. 0 & 3. 7L REAR O2 EXTENSIONS 12IN (PAIR) BBK Performance oxygen sensor extensions feature OEM Factory connectors on the end of the wiring to allow simple plug in installation to the factory wire harness. The extension wires are covered with a heat protective sleeve for maximum protection. Features: BBK O2 extensions use OEM connectors and heat protective sleeves make installation a snap. Some connectors may require the small