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17Grand Rock Chrome Exhaust

CATALOG NUMBER 17

PN Description TSL690-2920SC-5 Tapered El 6" 90deg, 29x20 R5"Od, Chr 6SP-52SBC Spool Pipe, 6" X 52" Od Chrome OS3-6PBS 3" Wide 6"Pb Offset Stack Mount Brkt, S3 Chrome PB-14656U Bracket Cab Grommet WFC-5SS 5" Preformed Clamp, W/Lap Joint; 304ss PB-14186S Bracket Pete Unibuilt Ss Polished 6PK-90520SRF DUPLEX KIT 94-02 PETE 379 RETRO FIT W/OFFSET BRKTS PN Description TSL690-2920SC-5 Tapered El 6" 90deg, 29x20 R5"Od, Chr 6SP-55SBC Spool Pipe, 6" X 55" Od Chrome OS3-6PBS 3" Wide 6"Pb Offset Stack Mount Brkt, S3 Chrome PB-14656U Bracket Cab Grommet WFC-5SS 5" Preformed Clamp, W/Lap Joint; 304ss PB-14186S Bracket Pete Unibuilt Ss Polished 6PK-9055OSRF DUPLEX KIT 03-NEWER PB 379 RETROFIT W/OFFSET BRKTS 6 Inches PETERBILT SLIP FIT KITS Two-Step Process Step 1: Select the appropriate kit based on the application and kit size Options include: • Slip Fit Kit • Complete Kit Step 2: Select the appropriate stack based on the style and size *Kit parts are also available individually

PN Description TPB7-13056C-5 Tapered Elbow, 7"X60deg, R5" Od, Chr 7SP-55SBC Spool Pipe, 7"X55" Od, Chr MB3-7PBS 3" Wide Peterbilt Brkt, For 7" 2 Pc. Stack PB-14656U Bracket Cab Grommet WFC-5SS Clamp,5" Ss 7PK-5655OE DUPLEX STACK KIT, 03-NEWER PETE 379, OE FIT PN Description TSL790-2920SC-5 Tapered Elbow, 7" 90deg, 29x20 R5" Od, Chr 7SP-52SBC Spool Pipe, 7"X52" Od, Chr OS3-7PBS 3" Wide Bracket, 7" Offset Ss. PB-14656U Bracket Cab Grommet WFC-5SS Clamp,5" Ss PB-14186S Bracket Pete Unibuilt Ss Polished 7PK-9052OSRF 7” DUPLEX KIT 94-02 PB W/90 ELBOWS & OFFSET BRKT PN Description TSL790-2920SC-5 Tapered Elbow, 7" 90deg, 29x20 R5" Od, Chr 7SP-52SBC Spool Pipe, 7"X52" Od, Chr MB3-7PBS 3" Wide Peterbilt Bracket, For 2 Pc. Stack PB-14656U Bracket Cab Grommet WFC-5SS Clamp,5" Ss 7PK-9052RF DUPLEX STACK KIT, 94-02 PETE 379, RETRO FIT PN Description TSL790-2920SC-5 Tapered Elbow, 7" 90deg, 29x20 R5" Od, Chr 7SP-55SBC Spool Pipe, 7"X55" Od, Chr OS3-7PBS 3" W 7"Pb Os Stk Mnt Brkt, S3 Ch PB-14656U Bracket Cab Grommet WFC-5SS Clamp,5" Ss PB-14186S Bracket Pete Unibuilt Ss Polished 7PK-9055OSRF DUPLEX KIT 03-NEWER PB 379 RETROFIT W/OFFSET BRKTS PN Description TSL790-2920SC-5 Tapered Elbow, 7" 90deg, 29x20 R5" Od, Chr 7SP-55SBC Spool Pipe, 7"X55" Od, Chr OS3-7PBS 3" W 7"Pb Os Stk Mnt Brkt, S3 Ch PB-14656U Bracket Cab Grommet WFC-5SS Clamp,5" Ss 7PK-9055RF DUPLEX STACK KIT, 03-NEWER PETE 379, RETRO FIT PN Description TPB8-13056C-5 Tapered elbow, 8"x60deg, r5" od, chr 8SP-52SBC Spool pipe, 8"x52" od, chr MB3-8PBS 3" Wide peterbilt brkt, for 8" 2pc. Stack PB-14656U Bracket cab grommet WFC-5SS Clamp,5" ss 8PK-5652OE 8” DUPLEX STACK KIT, 94-02 PETE 379, OE FIT 8 Inches PN Description TPB7-13056C-5 Tapered Elbow, 7"X60deg, R5" Od, Chr 7SP-52SBC Spool Pipe, 7"X52" Od, Chr MB3-7PBS 3" Wide Peterbilt Bracket, For 2 Pc. Stack PB-14656U Bracket Cab Grommet WFC-5SS Clamp,5" Ss 7PK-5652OE DUPLEX STACK KIT, 94-02 PETE 379, OE FIT 7 Inches PN Description TPB7-13056C-5 Tapered Elbow, 7"X60deg, R5" Od, Chr 7SP-55SBC Spool Pipe, 7"X55" Od, Chr MB3-7PBS 3" Wide Peterbilt Brkt, For 7" 2 Pc. Stack PB-14656U Bracket Cab Grommet WFC-5SS Clamp,5" Ss 7PK-5655OE DUPLEX STACK KIT, 03-NEWER PETE 379, OE FIT

PN Description TSL890-2920SC-5 Tapered Elbow, 8" 90deg, 29x20 R5" Od, Chr 8SP-52SBC Spool Pipe, 8"X52" Od, Chr OS3-8PBS 3" Wide Bracket, 8" Offset Ss. PB-14656U Bracket Cab Grommet WFC-5SS Clamp,5" Ss PB-14186S Bracket Pete Unibuilt Ss Polished 8PK-9052OSRF DUPLEX KIT 94-02 PETE 379 RETRO FIT W/ OFFSET BRKTS PN Description TSL890-2920SC-5 Tapered Elbow, 8" 90deg, 29x20 R5" Od, Chr 8SP-52SBC Spool Pipe, 8"X52" Od, Chr MB3-8PBS 3" Wide Peterbilt Brkt, For 8" 2pc. Stack PB-14656U Bracket Cab Grommet WFC-5SS Clamp,5" Ss 8PK-9052RF 8” DUPLEX STACK KIT, 94-02 PETE 379, RETRO FIT PN Description TSL890-2920SC-5 Tapered Elbow, 8" 90deg, 29x20 R5" Od, Chr 8SP-55SBC Spool Pipe, 8"X55" Od, Chr OS3-8PBS 3" Wide 8"Pb Offset Stack Mount Brkt, S3 Chrome PB-14656U Bracket Cab Grommet WFC-5SS Clamp,5" Ss PB-14186S Bracket Pete Unibuilt Ss Polished 8PK-9055OSRF DUPLEX KIT 03-NEWER PB 379 RETROFIT W/ OFFSET BRKT PN Description TSL890-2920SC-5 Tapered Elbow, 8" 90deg, 29x20 R5" Od, Chr 8SP-55SBC Spool Pipe, 8"X55" Od, Chr MB3-8PBS 3" Wide Peterbilt Brkt, For 8" 2pc. Stack PB-14656U Bracket Cab Grommet WFC-5SS Clamp,5" Ss 8PK-9055RF 8” DUPLEX STACK KIT, 03-NEWER PETE 379, RETRO FIT 8 Inches, cont. PN Description TPB8-13056C-5 Tapered Elbow, 8"X60deg, R5" Od, Chr 8SP-55SBC Spool Pipe, 8"X55" Od, Chr MB3-8PBS 3" Wide Peterbilt Brkt, For 8" 2pc. Stack PB-14656U Bracket Cab Grommet WFC-5SS Clamp,5" Ss 8PK-5655OE 8” DUPLEX STACK KIT, 03-NEWER PETE 379, OE FIT PN Description TPB8-13056C-5 Tapered Elbow, 8"X60deg, R5" Od, Chr 8SP-55SBC Spool Pipe, 8"X55" Od, Chr OS3-8PBS 3" Wide Bracket, 8" Offset Ss. PB-14656U Bracket Cab Grommet WFC-5SS Clamp,5" Ss 8PK-5655OSOE 8” DUPLEX STACK KIT, 03-NEWER PETE 379, W/ OFFSETBRK

PN Description FL-13974C Y-Pipe Chrome TSL690-2920SC-5 Tapered El 6" 90deg, 29x20 R5"Od, Chr PB-14656U Bracket Cab Grommet WFC-5SS 5" Prfrmd Clmp, W/Lj; 304ss OS3-6PBS 3" Wide 6"Pb Offset Stack Mount Brkt, S3 Chrome SF-518 Flex,5"X18 Ss SF-512 Flex,5"X12 Ss PB-CBMH-SS Pb Ss Mounting Bracket Hardware PB-14186S Bracket Pete Unibuilt Ss Polished YDB-21C Y-Pipe Hanger Brkt; 304ss Chrome MB-5PBS Bracket Cab 5" Ss RTV-GREY Dynagrey Rtv Silicone Sealant; 3oz Tube 6” COMPLETE KIT: 6CK-90R5PBC PETERBILT 359, 379, 389G: CRM PN Description FL-13974C Y-Pipe Chrome TSL790-2920SC-5 Tapered Elbow 7" 90° 29x20 R5"Od Chr PB-14656U Bracket Cab Grommet WFC-5SS 5" Prfrmd Clmp, W/Lj; 304ss OS3-7PBS 3" W 7"Pb Os Stk Mnt Brkt, S3 Ch SF-518 Flex,5"X18 Ss SF-512 Flex,5"X12 Ss PB-CBMH-SS Pb Ss Mounting Bracket Hardware PB-14186S Bracket Pete Unibuilt Ss Polished YDB-21C Y-Pipe Hanger Brkt; 304ss Chrome MB-5PBS Bracket Cab 5" Ss RTV-GREY Dynagrey Rtv Silicone Sealant; 3oz Tube 7” COMPLETE KIT: 7CK-90R5PBC PETERBILT 359,379,389G: CRM PN Description FL-13974C Y-Pipe Chrome TSL890-2920SC-5 Tapered El 8" 90deg 29x20 R5" Od Chr PB-14656U Bracket Cab Grommet WFC-5SS 5" Prfrmd Clmp, W/Lj; 304ss OS3-8PBS 3" Wide 8"Pb Offset Stack Mount Brkt, S3 Chrome SF-518 Flex,5"X18 Ss SF-512 Flex,5"X12 Ss PB-CBMH-SS Pb Ss Mounting Bracket Hardware PB-14186S Bracket Pete Unibuilt Ss Polished YDB-21C Y-Pipe Hanger Brkt; 304ss Chrome MB-5PBS Bracket Cab 5" Ss RTV-GREY Dynagrey Rtv Silicone Sealant; 3oz Tube 8” COMPLETE KIT: 8CK-90R5PBC PETERBILT 359, 379, 389G, CRM PETERBILT COMPLETE KITS

PN Description TKW6-1270LC-5 Tapered 6" 2-Bend Od/R5" Od Left Chr TKW6-1270RC-5 Tapered 6" 2-Bend Od/R5" Od Right Chr 6SP-52SBC Spool Pipe, 6" X 52" Od Chrome AC3-6KWB 6" Kw Aero Bracket Chrome SC3-6SC 3" Wide 6" Seal Clamp;S3 Chr ACFM-5 Bracket,5" Ss Polished Aerocab 5in. Frame RTV-GREY Dynagrey Rtv Silicone Sealant; 3oz Tube KW-A3BMH-SS 3.8" Kw Aerocab Slide Pin 316ss 6KWK-1270OE 6” KW AOC KIT W/40”BB 02-07 CHR PN Description TKW6-18616LC-5 Tapered 6"2 Bend Od/R5"Od Left Chr TKW6-18616RC-5 Tapered 6" 2 Bend Od/R5" Od Right Chr 6SP-52SBC Spool Pipe, 6" X 52" Od Chrome AC3-6KWB 6" Kw Aero Bracket Chrome SC3-6SC 3" Wide 6" Seal Clamp;S3 Chr ACFM-5 Bracket,5" Ss Polished Aerocab 5in. Frame RTV-GREY Dynagrey Rtv Silicone Sealant; 3oz Tube KW-A3BMH-SS 3.8" Kw Aerocab Slide Pin 316ss 6KWK-8616OE 6” KW AOC KIT W/45”BB 93-07 CHR PN Description TKW6-1271LC-5 Tapered 6" 2-Bend Od/R5" Od Left Chr TKW6-1271RC-5 Tapered 6" 2-Bend Od/R5" Od Right Chr 6SP-52SBC Spool Pipe, 6" X 52" Od Chrome AC3-6KWB 6" Kw Aero Bracket Chrome SC3-6SC 3" Wide 6" Seal Clamp;S3 Chr ACFM-5 Bracket,5" Ss Polished Aerocab 5in. Frame RTV-GREY Dynagrey Rtv Silicone Sealant; 3oz Tube KW-A3BMH-SS 3.8" Kw Aerocab Slide Pin 316ss 6KWK-1271OE 6” KW AOC KIT W/45”BB 02-07 CHR PN Description TKW6-14764RC-5 Tapered 6" 2-Bend Od/R5" Od Right Chr TKW6-14764LC-5 Tapered 6" 2-Bend Od/R5" Od Left Chr 6SP-48SBC Spool Pipe, 6" X 48" Od Chrome SC3-6SC 3" Wide 6" Seal Clamp;S3 Chr MB3-6KWS 3" Wide 6" Kw 4-Hole Mount Brkt, S3 Chrome RTV-GREY Dynagrey Rtv Silicone Sealant; 3oz Tube KW-A3BMH-SS 3.8" Kw Aerocab Slide Pin 316ss 6KWK-4764OE 6” DUPLEX KIT, 82-03 KW OTF OE ELBOWS; CRM PN Description TKW6-18615LC-5 Tapered 6"2-Bend Od/R5" Od Left Chr TKW6-18615RC-5 Tapered 6" 2 Bend Od/R5" Od Right Chr 6SP-52SBC Spool Pipe, 6" X 52" Od Chrome AC3-6KWB 6" Kw Aero Bracket Chrome SC3-6SC 3" Wide 6" Seal Clamp;S3 Chr ACFM-5 Bracket,5" Ss Polished Aerocab 5in. Frame RTV-GREY Dynagrey Rtv Silicone Sealant; 3oz Tube KW-A3BMH-SS 3.8" Kw Aerocab Slide Pin 316ss 6KWK-8615OE 6” KW AOC KIT W/40” BB 93-07 CHR KENWORTH SLIP FIT KITS 6 Inches

KENWORTH CONTINUED 7 Inches PN Description TKW7-14764LC-5 Tapered 7" 2-Bend Od/R5" Id Left Chr TKW7-14764RC-5 Tapered 7" 2-Bend Od/R5" Id Right Chr 7SP-48SBC Spool Pipe, 7"X48" Od, Chr SC3-7SC 3" Wide 7" Seal Clamp; S3 Chr MB3-7KWS 3" Wide 7" Kw 4-Hole Moount Brkt, S3 Chrome RTV-GREY Dynagrey Rtv Silicone Sealant; 3oz Tube 7KWK-4764OE DUPLEX KIT, 82-03 KW OTF OE ELBOWS; CHROME PN Description TKW7-1270LC-5 Tapered 7"2-Bend Od/R5" Od Left Chr TKW7-1271RC-5 Tapered 7" 2-Bend Od/R5' Od Right Chr 7SP-52SBC Spool Pipe, 7"X52" Od, Chr AC3-7KWB 7" Kw Aero Bracket Chrome SC3-7SC 3" Wide 7" Seal Clamp; S3 Chr ACFM-5 Bracket,5" Ss Polished Aerocab 5in. Frame KW-A3BMH-SS 3.8" Kw Aerocab Slide Pin 316ss 7KWK-1270OE 7” KW AOC KIT W/40”BB 02-07 CHR PN Description TKW7-1271LC-5 Tapered 7" 2-Bend Od/R5" Od Left Chr TKW7-1271RC-5 Tapered 7" 2-Bend Od/R5' Od Right Chr 7SP-52SBC Spool Pipe, 7"X52" Od, Chr AC3-7KWB 7" Kw Aero Bracket Chrome SC3-7SC 3" Wide 7" Seal Clamp; S3 Chr ACFM-5 Bracket,5" Ss Polished Aerocab 5in. Frame KW-A3BMH-SS 3.8" Kw Aerocab Slide Pin 316ss 7KWK-1271OE 7” KW AOC KIT W/45”BB 02-07 CHR PN Description TKW7-18615LC-5 Tapered 7" 2-Bend Od/R5" Od Left Chr TKW7-18615RC-5 Tapered 7' 2- Bend Od/R5" Od Right Chr 7SP-52SBC Spool Pipe, 7"X52" Od, Chr AC3-7KWB 7" Kw Aero Bracket Chrome SC3-7SC 3" Wide 7" Seal Clamp; S3 Chr ACFM-5 Bracket,5" Ss Polished Aerocab 5in. Frame KW-A3BMH-SS 3.8" Kw Aerocab Slide Pin 316ss 7KWK-8615OE 7” KW AOC KIT W/40”BB 93-07 CHR PN Description TKW7-18616LC-5 Tapered 7"2-Bend Od/R5" Od Left Chr TKW7-18616RC-5 Tapered 7"2-Bend Od/R5" Od Right Chr 7SP-52SBC Spool Pipe, 7"X52" Od, Chr AC3-7KWB 7" Kw Aero Bracket Chrome SC3-7SC 3" Wide 7" Seal Clamp; S3 Chr ACFM-5 Bracket,5" Ss Polished Aerocab 5in. Frame KW-A3BMH-SS 3.8" Kw Aerocab Slide Pin 316ss 7KWK-8616OE 7” KW AOC KIT W/45”BB 93-07 CHR

MIDWESTWHEEL.COM MEMBER KANSAS CITY 5801 E. Front St. Main ....(816) 471-1552 Parts....(800) 821-7402 JOPLIN 2424 Stephens Blvd. Main ....(417) 717-6022 Parts....(866) 318-9111 SPRINGFIELD 812 Lillian Dr. ∙ Strafford, MO Main ....(417) 429-2476 Parts....(800) 785-3705 SIOUX CITY 1819 4th St. Main ....(712) 252-7969 Parts....(800) 943-3534 CEDAR RAPIDS 200 50th Ave. S.W. Main ....(319) 365-4453 Parts....(800) 332-5435 DES MOINES 1436 E. Ovid Ave. Main ....(515) 265-1491 Parts....(800) 888-0248 CLEAR LAKE 840 Hwy. 18 W. Main ....(641) 357-7101 Parts....(800) 397-5630 DAVENPORT 8502 Northwest Blvd. Main ....(563) 322-2671 Parts....(800) 553-1886 OMAHA 9770 S 142nd Street, Suite 1 Main ....(531) 239-3050 Parts....(800) 322-8757 NEBRASKA IOWA MISSOURI March 16, 2026 (17Grand Rock Chrome Exhaust) PN Dia. Length 7 inches WCK7-54SBC 7” 54” WCK7-60SBC 7” 60” WCK7-68SBC 7” 68” 8 inches WCK8-54SBC 8” 54” WCK8-60SBC 8” 60” WCK8-68SBC 8” 68” West Coast Curve Stack WCK7-36SBC Pictured STACKS Straight Stack PN Dia. Length 6 inches S6-54SBC 6” 54” S6-60SBC 6” 60” 7 inches S7-54SBC 7” 54” S7-60SBC 7” 60” S7-68SBC 7” 68” 8 inches S8-54SBC 8” 54” S8-60SBC 8” 60” S8-68SBC 8” 68” Miter Stack PN Dia. Length 6 inches P6-54SBC 6” 54” P6-60SBC 6” 60” 7 inches P7-54SBC 7” 54” P7-60SBC 7” 60” P7-68SBC 7” 68” 8 inches P8-54SBC 8” 54” P8-60SBC 8” 60” P8-68SBC 8” 68” Curved Stack PN Dia. Length 7 inches K7-54SBC 7” 54” PN Dia. Length 6 inches SA6-24SBC 6” 24” SA6-36SBC 6” 36” SA6-48SBC 6” 48” SA6-60SBC 6” 60” SA6-108EXC 6” 108” 7 inches A7-54SBC 7” 54” A7-60SBC 7” 60” A7-68SBC 7” 68” 8 inches A8-54SBC 8” 54” A8-60SBC 8” 60” A8-68SBC 8” 68” Aussie Stack A6-36SBC Pictured P6-54SBC Pictured K7-54SBC Pictured S6-54SBC Pictured

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