SPOOLOGIC Exhaust Manifold Installation Kit

The SPOOLOGIC Exhaust Manifold Installation Kit SL-300-258 groups manifold and EGR gaskets, mounting studs, spacers, nuts and connection hardware for the listed Duramax applications.

Features

• Complete manifold stud, spacer and nut kit
• Gaskets for the listed manifold and EGR connections
• Additional up-pipe and EGR connection hardware
• Exhaust manifolds sold separately

What's Included

• 1 SPOOLOGIC Exhaust Manifold Gasket Kit — SL-310-257
• 1 SPOOLOGIC Exhaust Manifold Stud Kit — SL-320-036
• 2 SPOOLOGIC Manifold-to-Up-Pipe Gaskets
• 6 SPOOLOGIC Up-Pipe Bolts
• 6 SPOOLOGIC Up-Pipe Washers
• 4 SPOOLOGIC EGR Valve Bolts
• 4 SPOOLOGIC EGR Valve Washers

Fitment

• 2017-2026 Chevrolet Silverado GMC Sierra 2500 3500 6.6L Duramax L5P
• 2019-2026 Chevrolet Silverado 4500 5500 6500 6.6L Duramax L5D

1-Year Limited Warranty

Every SPOOLOGIC Exhaust Manifold Installation Kit carries a 1-Year Limited Warranty against defects in materials and workmanship for the original purchaser from the original purchase date. Coverage excludes damage caused by improper installation, incorrect torque, contaminated connections, and reuse of installation gaskets or seals. Claims require dated proof of purchase. Contact SPOOLOGIC for return authorization before shipping the component for inspection. If inspection confirms a covered defect, SPOOLOGIC will replace the covered component. Customers pay warranty shipping in both directions; labor and related costs are not covered. See the SPOOLOGIC Warranty Policy for full terms.