INSTRUCTION MANUAL
CAT BACK 4” SINGLE EXHAUST
SILVERADO, SIERRA TRUCK 2500HD/
3500 6.0L, 8.1L, 2/4WD
EXTENDED CAB, LONGBED CREWCAB, SHORTBED & LONGBED
PART # 315547
ITEM PART # QUANTITY DESCRIPTION
A 700328 1 3” PSGR. HEADPIPE W/WELDED HANGER
B 700329 1 3” DRIVER SIDE HEADPIPE
C 788050 1 SUPERFLOW MUFFLER
D 700545 1 4” OVERAXLE TAILPIPE
E 700542 1 4” EXIT PIPE
F 500401 1 5” STAINLESS TIP
G OHD300 4 3” CLAMPS
H 4228 1 BAND CLAMP
I 4171 2 4” CLAMP
J BO-1015 1 BOLT KIT FOR BAND CLAMP
THANK YOU FOR CHOOSING OUR GIBSON PERFORMANCE EXHAUST FOR YOUR VEHICLE. IF YOU
NEED FURTHER ASSISTANCE, PLEASE DO NOT HESITATE TO CALL OUR TECHNICAL DEPARTMENT
AT (800) 528-3044, MONDAY THROUGH FRIDAY,
8:00 AM TO 5:00 PM.
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