4'' EXHAUST PIPES
All of our 4 inch exhaust is manufactured right here in the USA. We sell only the best aftermarket truck components available to the market.
- 4" Aluminized Stacks
- 4" Chrome Stacks
- 4" Aluminized Elbows
- 4" Chrome Elbows
- 4" Flex Exhaust Hose
- 4" EXHAUST CLAMPS
- 4" Y-PIPES
- Product
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4" x 72" Straight Cut Aluminized Exhaust Stack OD Ends S4-72SBA
Grand Rock
OEM PRICE $169.00YOUR PRICE $139.00S4-72SBA 4 inch x 72 inch Straight Cut Aluminized Exhaust Stack OD Ends S4-72SBA What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to...GRCS4-72SBAOEM PRICE $169.00YOUR PRICE $139.00 -
4" x 72" Straight Cut Aluminized Exhaust Stack ID End S4-72EXA
Grand Rock
OEM PRICE $173.00YOUR PRICE $143.00S4-72EXA 4" x 72" Straight Cut Aluminized Exhaust Stack ID End S4-72EXA What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out...GRCS4-72EXAOEM PRICE $173.00YOUR PRICE $143.00 -
4" x 60" Galvanized Exhaust Flex Hose G15-460
Grand Rock
OEM PRICE $203.00YOUR PRICE $143.00G15-460 4" x 60" Galvanized Exhaust Flex Hose G15-460 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM pipe fits your...GRCG15-460OEM PRICE $203.00YOUR PRICE $143.00 -
4" Heat Shield Bracket 304 Stainless Steel PG-4S3BRKT
Grand Rock
OEM PRICE $133.00YOUR PRICE $103.00PG-4S3BRKT 4" Heat Shield Bracket 304 Stainless Steel PG-4S3BRKT USE WITH 304 Stainless Steel Heat Shields PG-NSS3 , PG-RSS3, PG-VSS3 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to...GRCPG-4S3BRKTOEM PRICE $133.00YOUR PRICE $103.00 -
SINGLE 4 inch x 18 inch Internal Exhaust Baffle Tube IM-418
Grand Rock
OEM PRICE $219.00YOUR PRICE $109.00IM-418 4 inch x 18 inch Internal Muffler Baffle Tube SINGLE BAFFLE Single Use CAN Cause Engine Failure!! What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job...IM-418-SINGLEOEM PRICE $219.00YOUR PRICE $109.00 -
4" x 60" .018 Galvanized Exhaust Flex Hose G18-460
Grand Rock
OEM PRICE $159.00YOUR PRICE $119.00G18-460 4" X 60" .018 Galvanized Flex G18-460 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM pipe fits your truck,...GRCG18-460OEM PRICE $159.00YOUR PRICE $119.00 -
4' x 24" Westfalia 304 Stainless Steel Triple-S Exhaust Flex WFF-424
Grand Rock
OEM PRICE $163.00YOUR PRICE $133.00WFF-424 4' x 24" Westfalia 304 Stainless Triple-S Flex WFF-424 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM pipe...GRCWFF-424OEM PRICE $163.00YOUR PRICE $133.00 -
4" x 18" Westfalia 304 Stainless Steel Triple-S Exhaust Flex WFF-418
Grand Rock
OEM PRICE $146.00YOUR PRICE $126.00WFF-418 4" x 18" Westfalia 304 Stainless Steel Triple-S Exhaust Flex WFF-418 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out...GRCWFF-418OEM PRICE $146.00YOUR PRICE $126.00 -
4" x 15" Westfalia 304 Stainless Steel Triple-S Exhaust Flex WFF-415
Grand Rock
OEM PRICE $122.00YOUR PRICE $112.00WFF-415 4" x 15" Westfalia 304 Stainless Triple-S Flex WFF-415 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM pipe...GRCWFF-415OEM PRICE $122.00YOUR PRICE $112.00 -
4" x 12" Westfalia 304 Stainless Steel Triple-S Exhaust Flex WFF-412
Grand Rock
OEM PRICE $125.00YOUR PRICE $115.00WFF-412 4" x 12" Westfalia 304 Stainless Triple-S Flex WFF-412 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM pipe...GRCWFF-412OEM PRICE $125.00YOUR PRICE $115.00 -
4" x 48" 304 Stainless Steel Flex Exhaust Hose SF-448
Grand Rock
OEM PRICE $203.00YOUR PRICE $153.00SF-448 4" x 48" 304 Stainless Steel Flex Exhaust Hose SF-448 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM pipe...GRCSF-448OEM PRICE $203.00YOUR PRICE $153.00 -
4" x 36" 304 Stainless Steel Flex Exhaust Hose SF-436
Grand Rock
OEM PRICE $153.00YOUR PRICE $123.00SF-436 4" x 36" 304 Stainless Steel Flex Exhaust Hose SF-436 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM pipe...GRCSF-436OEM PRICE $153.00YOUR PRICE $123.00 -
4" x 60" Straight Cut Aluminized Exhaust Stack OD Ends S4-60SBA
Grand Rock
OEM PRICE $187.00YOUR PRICE $117.00S4-60SBA 4 inch x 60 inch Straight Cut Aluminized Exhaust Stack OD Ends S4-60SBA What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find...GRCS4-60SBAOEM PRICE $187.00YOUR PRICE $117.00 -
4" x 60" Straight Cut Aluminized Exhaust Stack ID End S4-60EXA
Grand Rock
OEM PRICE $160.00YOUR PRICE $110.00S4-60EXA 4 inch x 60 inch Straight Cut Aluminized Exhaust Stack ID End S4-60EXA What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find...GRCS4-60EXAOEM PRICE $160.00YOUR PRICE $110.00 -
4" x 48" Straight Cut Aluminized Exhaust Stack OD Ends S4-48SBA
Grand Rock
OEM PRICE $138.00YOUR PRICE $108.00S4-48SBA 4 inch x 48 inch Straight Cut Aluminized Exhaust Stack OD Ends S4-48SBA What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find...GRCS4-48SBAOEM PRICE $138.00YOUR PRICE $108.00 -
4" x 36" Straight Cut Chrome Exhaust Tube OD Ends S4-36SBC
Grand Rock
OEM PRICE $249.00YOUR PRICE $189.00S4-36SBC 4 inch x 36 inch Straight Cut Chrome Exhaust Tube OD Ends S4-36SBC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out...GRCS4-36SBCOEM PRICE $249.00YOUR PRICE $189.00 -
4" x 36" Straight Cut Chrome Exhaust Stack ID End S4-36EXC
Grand Rock
OEM PRICE $224.00YOUR PRICE $164.00S4-36EXC 4 inch x 36 inch Straight Cut Chrome Exhaust Stack ID End S4-36EXC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out...GRCS4-36EXCOEM PRICE $224.00YOUR PRICE $164.00 -
4" x 24" Straight Cut Chrome Exhaust Tube OD Ends S4-24SBC
Grand Rock
OEM PRICE $264.00YOUR PRICE $194.00S4-24SBC 4 inch x 24 inch Straight Cut Chrome Exhaust Tube OD Ends S4-24SBC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out...GRCS4-24SBCOEM PRICE $264.00YOUR PRICE $194.00 -
4" x 24" Straight Cut Chrome Exhaust Stack ID End S4-24EXC
Grand Rock
OEM PRICE $203.00YOUR PRICE $153.00S4-24EXC 4 inch x 24 inch Straight Cut Chrome Exhaust Stack ID End S4-24EXC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out...GRCS4-24EXCOEM PRICE $203.00YOUR PRICE $153.00 -
4" x 48" Aluminized Steel Exhaust Repair Section ID-ID
Grand Rock
OEM PRICE $173.00YOUR PRICE $123.00RS-448A 4 inch x 48 inch Repair Section ID-ID - Aluminized RS-448A What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM...GRCRS-448AOEM PRICE $173.00YOUR PRICE $123.00 -
5" OD to 4" ID Exhaust Reducer Chrome R5O-4IC
Grand Rock
OEM PRICE $164.00YOUR PRICE $114.00R5O-4IC 5 inch OD to 4 inch ID Reducer Chrome R5O-4IC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM pipe fits your...GRCR5O-4ICOEM PRICE $164.00YOUR PRICE $114.00 -
5" ID to 4" OD Exhaust Reducer Chrome R5I-4OC
Grand Rock
OEM PRICE $164.00YOUR PRICE $114.00R5I-4OC 5 inch ID to 4 inch OD Reducer Chrome R5I-4OC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM pipe fits your...GRCR5I-4OCOEM PRICE $164.00YOUR PRICE $114.00 -
5" ID to 4" ID Exhaust Reducer Chrome R5I-4IC
Grand Rock
OEM PRICE $164.00YOUR PRICE $114.00R5I-4IC 5 inch ID to 4 inch ID Reducer Chrome R5I-4IC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM pipe fits your...GRCR5I-4ICOEM PRICE $164.00YOUR PRICE $114.00 -
4" x 36" Miter or Angle Cut OD Chrome Exhaust Tip P4-36SBC
Grand Rock
OEM PRICE $289.00YOUR PRICE $189.00P4-36SBC 4 inch x 36 inch Miter or Angle Cut OD Chrome P4-36SBC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM pipe...GRCP4-36SBCOEM PRICE $289.00YOUR PRICE $189.00 -
4" Exhaust Elbow 90 Degree 18" x 18" ID-OD 409 Stainless Steel L490-1818S4
Grand Rock
OEM PRICE $258.00YOUR PRICE $186.00L490-1818S4 4 inch Elbow 90 Degree 18 inch x 18 inch ID-OD 409 Stainless Steel L490-1818S4 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are...GRCL490-1818S4OEM PRICE $258.00YOUR PRICE $186.00 -
4" Chrome Exhaust Elbow 90 Degree 12" x 12" OD-OD L490-1212SC
Grand Rock
OEM PRICE $258.00YOUR PRICE $186.00L490-1212SC 4 inch Elbow 90 Degree 12 inch x 12 inch OD-OD Chrome L490-1212SC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to...GRCL490-1212SCOEM PRICE $258.00YOUR PRICE $186.00 -
4" Exhaust Elbow 90 Degree 12" x 12" OD-OD 409 Stainless Steel L490-1212S4S
Grand Rock
OEM PRICE $248.00YOUR PRICE $180.00L490-1212S4S 4 inch Elbow 90 Degree 12 inch x 12 inch OD-OD 409 Stainless Steel L490-1212S4S What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you...GRCL490-1212S4SOEM PRICE $248.00YOUR PRICE $180.00 -
4" Exhaust Elbow 90 Degree 12" x 12" ID-OD 409 Stainless Steel L490-1212S4
Grand Rock
OEM PRICE $243.00YOUR PRICE $175.00L490-1212S4 4 inch Elbow 90 Degree 12 inch x 12 inch ID-OD 409 Stainless Steel L490-1212S4 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are...GRCL490-1212S4OEM PRICE $243.00YOUR PRICE $175.00 -
4" Chrome Exhaust Elbow 90 Degree 12" x 12" ID-OD L490-1212C
Grand Rock
OEM PRICE $254.00YOUR PRICE $194.00L490-1212C 4 inch Elbow 90 Degree 12 inchx 12 inch ID-OD Chrome L490-1212C What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find...GRCL490-1212COEM PRICE $254.00YOUR PRICE $194.00 -
4" Chrome Exhaust Elbow 90 Degree 10" x 10" ID-OD L490-1010C
Grand Rock
OEM PRICE $214.00YOUR PRICE $184.00L490-1010C or L 400 F PL 4 inch Elbow 90 Degree 10" x 10" ID-OD Chrome L490-1010C What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are...GRCL490-1010COEM PRICE $214.00YOUR PRICE $184.00 -
4" Exhaust Elbow 45 Degree 9" x 9" Chrome OD-OD L445-0909SC
Grand Rock
OEM PRICE $238.00YOUR PRICE $174.00L445-0909SC 4 inch Elbow 45 Degree 9 inch x 9 inch Chrome OD-OD L445-0909SC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out...GRCL445-0909SCOEM PRICE $238.00YOUR PRICE $174.00 -
4" Exhaust Elbow 45 Degree 9" x 9" ID-OD 409 Stainless Steel L445-0909S4
Grand Rock
OEM PRICE $198.00YOUR PRICE $142.00L445-0909S4 4 inch Elbow 45 Degree 9 inch x 9 inch ID-OD 409 Stainless Steel L445-0909S4 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing...GRCL445-0909S4OEM PRICE $198.00YOUR PRICE $142.00 -
4" x 60" Curved Top Aluminized Exhaust Stack OD End K4-60SBA
Grand Rock
OEM PRICE $188.00YOUR PRICE $128.00K4-60SBA 4 inch x 60 inch Curved Top Aluminized OD End K4-60SBA What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM pipe...GRCK4-60SBAOEM PRICE $188.00YOUR PRICE $128.00 -
4" x 60" Curved Top ID Bottom Aluminized Stack Pipe K4-60EXA
Grand Rock
OEM PRICE $168.00YOUR PRICE $138.00K4-60EXA 4 inch x 60 inch Curved Top ID Bottom Aluminized K4-60EXA What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM...GRCK4-60EXAOEM PRICE $168.00YOUR PRICE $138.00 -
4" x 48" Curved Top Aluminized Exhaust Stack OD End K4-48SBA
Grand Rock
OEM PRICE $181.00YOUR PRICE $131.00K4-48SBA 4 inch x 48 inch Curved Stack OD Inlet Aluminized K4-48SBA What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM...GRCK4-48SBAOEM PRICE $181.00YOUR PRICE $131.00 -
4" x 36" Curved Chrome Exhaust Stack Pipe OD End K4-36SBC
Grand Rock
OEM PRICE $204.00YOUR PRICE $174.00K4-36SBC 4 inch x 36 inch Curved Chrome Stack OD End K4-36SBC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM pipe...GRCK4-36SBCOEM PRICE $204.00YOUR PRICE $174.00 -
4" x 36" Curved Top Aluminized Stack OD End K4-36SBA
Grand Rock
OEM PRICE $143.00YOUR PRICE $103.00K4-36SBA 4 inch x 36 inch Curved Top Aluminized OD End K4-36SBA What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM pipe...GRCK4-36SBAOEM PRICE $143.00YOUR PRICE $103.00 -
4" x 36" Curved Stack ID Inlet Chrome Stack Pipe K4-36EXC
Grand Rock
OEM PRICE $234.00YOUR PRICE $184.00K4-36EXC 4 inch x 36 inch Curved Stack ID Inlet Chrome K4-36EXC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM pipe...GRCK4-36EXCOEM PRICE $234.00YOUR PRICE $184.00 -
4" x 36" Curved ID Aluminized Exhaust Stack Pipe K4-36EXA
Grand Rock
OEM PRICE $142.00YOUR PRICE $102.00K4-36EXA 4 inch x 36 inch Curved ID Aluminized Stack K4-36EXA What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what OEM pipe...GRCK4-36EXAOEM PRICE $142.00YOUR PRICE $102.00 -
4" x 24" Curved Top Stack Exhaust OD Inlet Chrome K4-24SBC
Grand Rock
OEM PRICE $189.00YOUR PRICE $149.00K4-24SBC 4 inch x 24 inch Curved Stack Exhaust OD Inlet Chrome K4-24SBC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job. If you are needing to find out what...GRCK4-24SBCOEM PRICE $189.00YOUR PRICE $149.00