Dual Catalytic Converter Y-Pipe: Installation
WARNING: This page is about a different car, the 2018 Ford F-350 Super Duty and 2018 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
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NOTE: Do not tighten the fasteners until all components are aligned.
Install the exhaust Y-pipe in the vehicle and loosely install the new LH exhaust Y-pipe-toexhaust manifold nuts.
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NOTE: Do not tighten the fasteners until all components are aligned.
Loosely install the new RH exhaust Y-pipe-to-exhaust manifold nuts.
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NOTE: Do not tighten the fasteners until all components are aligned.
Position the clamp on both pipes and slide it foreward.
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NOTE: Do not tighten the fasteners until all components are aligned.
Loosely install the exhaust Y-pipe-to-front muffler bolts.
- Evenly tighten the LH exhaust Y-pipe-to-exhaust manifold nuts.
Torque: 30 lb.ft (40 Nm)
- Evenly tighten the RH exhaust Y-pipe-to-exhaust manifold nuts.
Torque: 30 lb.ft (40 Nm)
- Evenly tighten the exhaust Y-pipe-to-front muffler bolts.
Torque: 30 lb.ft (40 Nm)
- Tighten the clamp.
Torque: 35 lb.ft (48 Nm)
- Attach the wire retainer and connect the RH side HO2S and catalyst monitor sensor electrical connectors.
- Connect the LH side HO2S and catalyst monitor sensor electrical connectors.
- Check the exhaust system for leaks.