package includes: 

EVO-3039B EVO MFG JL 3.6L Protek Engine Trans Skid
From the factory the Jeep Wrangler JL comes with decent skid plates for
most of the undercarriage components but the most important and
expensive components, engine and transmission, are left completely
unprotected and therefore vulnerable to trail damage.  The EVO MFG JL
3.6L Protek Engine/Trans Skid Plate system protects these vital
components with a 3/16" Steel Skid, Laser cut and CNC Formed to give
ideal clearance and strength.  Protecting the unprotected.  EVO-3039B is
compatible with all EVO MFG JL Suspension Systems.  Easy to install with
normal hand tools.  No drilling, cutting or welding required.  All
required installation hardware included.

EVO-3040B EVO MFG JL 3.6L Protek Exhaust Loop Skid
The driver side exhaust connection on the Jeep Wrangler JL 3.6L is a
complex configuration of exhaust tubing that rests below the frame and
therefore extremely vulnerable to trail damage.  The EVO MFG JL 3.6L
Protek Exhaust Loop Skid is designed specifically to give protection to
these expensive exhaust components.  Made from 3/16" Steel, Laser Cut
and CNC Press Brake formed.  Easy to install with normal hand tools.  No
drilling, cutting or welding required.  All required installation
hardware included.  Requires installation of EVO-3039/3039B. EVO-3040/3040B Not compatible with Long Arm Kits. 　Install Level 1
　 (Beginner)