Free Shipping on Orders Over $99! Details

Grand Rock

Grand Rock

Grand Rock

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Free Shipping
    SB5-8421IH International Bus Pipe 4 Bend 3.5" OD Flared End ALZ
    Choose Options

    SB5-8421IH International Bus Pipe 4 Bend 3.5" OD Flared End ALZ

    Grand Rock

    OEM PRICE $410.00
    YOUR PRICE $380.00
    SB5-8421IH International Bus Pipe 4 Bend 3.5" OD Flared End ALZ We offer the largest variety of International Bus exhaust systems for sale online. All of our International bus exhaust systems...
    GRCSB5-8421IH
    OEM PRICE $410.00
    YOUR PRICE $380.00
    Choose Options
    Qty in Cart: 0
    Price:
    OEM PRICE $410.00
    YOUR PRICE $380.00
    Subtotal:
  • Free Shipping
    SB7-2842FL 4" Freightliner Bus Exhaust 6 Bend OD-OD ALZ
    Choose Options

    SB7-2842FL 4" Freightliner Bus Exhaust 6 Bend OD-OD ALZ

    Grand Rock

    OEM PRICE $611.00
    YOUR PRICE $401.00
    SB7-2842FL 4" Freightliner Bus Exhaust 6 Bend OD-OD ALZ We are a national distributor of replacement and aftermarket bus exhaust parts for the school bus industry. We stock a wide variety of...
    GRCSB7-2842FL
    OEM PRICE $611.00
    YOUR PRICE $401.00
    Choose Options
    Qty in Cart: 0
    Price:
    OEM PRICE $611.00
    YOUR PRICE $401.00
    Subtotal:
  • Free Shipping
    SB8-3015BB 3" 2 Bend Bluebird Bus Exhaust OD-OD ALZ
    Choose Options

    SB8-3015BB 3" 2 Bend Bluebird Bus Exhaust OD-OD ALZ

    Grand Rock

    OEM PRICE $304.00
    YOUR PRICE $174.00
    SB8-3015BB SB8-3015BB 3" 2 Bend Bluebird Bus Exhaust OD-OD ALZ SB8-3015BB What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to...
    GRCSB8-3015BB
    OEM PRICE $304.00
    YOUR PRICE $174.00
    Choose Options
    Qty in Cart: 0
    Price:
    OEM PRICE $304.00
    YOUR PRICE $174.00
    Subtotal:
  • Free Shipping
    SB8-3034FL-2 4" Freightliner Bus Exhaust 6 Bend OD-OD ALZ
    Choose Options

    SB8-3034FL-2 4" Freightliner Bus Exhaust 6 Bend OD-OD ALZ

    Grand Rock

    OEM PRICE $612.00
    YOUR PRICE $462.00
    SB8-3034FL-2 4" Freightliner Bus Exhaust 6 Bend OD-OD ALZ We are a national distributor of replacement and aftermarket bus exhaust parts for the school bus industry. We stock a wide variety of...
    GRCSB8-3034FL-2
    OEM PRICE $612.00
    YOUR PRICE $462.00
    Choose Options
    Qty in Cart: 0
    Price:
    OEM PRICE $612.00
    YOUR PRICE $462.00
    Subtotal:
  • Free Shipping
    Add to Cart

    Shield,3"-6"X7 Bulk Pack Aluminized TSL890-2920SC-5

    Grand Rock

    OEM PRICE $899.98
    YOUR PRICE $719.98
    GRCUHS-B Shield,3"-6"X7 Bulk Pack Aluminized TSL890-2920SC-5 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job...
    GRCUHS-B
    OEM PRICE $899.98
    YOUR PRICE $719.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $899.98
    YOUR PRICE $719.98
    Subtotal:
  • Free Shipping
    Add to Cart

    Spool Pipe, 6" X 52" OD Chrome 6PK-9055OSRF

    Grand Rock

    OEM PRICE $599.98
    YOUR PRICE $479.98
    GRC6SP-52SBC Spool Pipe, 6" X 52" OD Chrome 6PK-9055OSRF What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job...
    GRC6SP-52SBC
    OEM PRICE $599.98
    YOUR PRICE $479.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $599.98
    YOUR PRICE $479.98
    Subtotal:
  • Free Shipping
    Add to Cart

    Spool Pipe, 6" X 55" OD Chrome 6SP-52SBC

    Grand Rock

    OEM PRICE $599.98
    YOUR PRICE $479.98
    GRC6SP-55SBC Spool Pipe, 6" X 55" OD Chrome 6SP-52SBC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job...
    GRC6SP-55SBC
    OEM PRICE $599.98
    YOUR PRICE $479.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $599.98
    YOUR PRICE $479.98
    Subtotal:
  • Free Shipping
    Spool Pipe, 7"X52" OD, Chrome 7PK-9055OSRF
    Add to Cart

    Spool Pipe, 7"X52" OD, Chrome 7PK-9055OSRF

    Grand Rock

    OEM PRICE $849.98
    YOUR PRICE $679.98
    GRC7SP-52SBC Spool Pipe, 7"X52" OD, Chrome 7PK-9055OSRF What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job...
    GRC7SP-52SBC
    OEM PRICE $849.98
    YOUR PRICE $679.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $849.98
    YOUR PRICE $679.98
    Subtotal:
  • Free Shipping
    Spool Pipe, 7"X55" OD, Chrome 7SP-52SBC
    Add to Cart

    Spool Pipe, 7"X55" OD, Chrome 7SP-52SBC

    Grand Rock

    OEM PRICE $849.98
    YOUR PRICE $679.98
    GRC7SP-55SBC Spool Pipe, 7"X55" OD, Chrome 7SP-52SBC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job...
    GRC7SP-55SBC
    OEM PRICE $849.98
    YOUR PRICE $679.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $849.98
    YOUR PRICE $679.98
    Subtotal:
  • Free Shipping
    Spool Pipe, 8"X52" OD, Chrome 8PK-9055OSRF
    Add to Cart

    Spool Pipe, 8"X52" OD, Chrome 8PK-9055OSRF

    Grand Rock

    OEM PRICE $999.98
    YOUR PRICE $799.98
    GRC8SP-52SBC Spool Pipe, 8"X52" OD, Chrome 8PK-9055OSRF What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job...
    GRC8SP-52SBC
    OEM PRICE $999.98
    YOUR PRICE $799.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $999.98
    YOUR PRICE $799.98
    Subtotal:
  • Free Shipping
    Add to Cart

    Spool Pipe, 8"X55" OD, Chrome 8SP-52SBC

    Grand Rock

    OEM PRICE $999.98
    YOUR PRICE $799.98
    GRC8SP-55SBC Spool Pipe, 8"X55" OD, Chrome 8SP-52SBC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job...
    GRC8SP-55SBC
    OEM PRICE $999.98
    YOUR PRICE $799.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $999.98
    YOUR PRICE $799.98
    Subtotal:
  • Free Shipping
    SP-5 Spring Plate 5" Center Hole - Use for heated dump bed SP-5 Spring Plate 5" Center Hole - Use for heated dump bed
    Choose Options

    Spring Plate 5" Center Hole - Use for heated dump bed SP-5

    Grand Rock

    OEM PRICE $673.00
    YOUR PRICE $603.00
    SP-5 Spring Plate 5" Center Hole - Use for heated dump bed SP-5 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the...
    GRCSP-5
    OEM PRICE $673.00
    YOUR PRICE $603.00
    Choose Options
    Qty in Cart: 0
    Price:
    OEM PRICE $673.00
    YOUR PRICE $603.00
    Subtotal:
  • Free Shipping
    Grand Rock SPU-5SK Powerflow "Big Rig" Single Stack Kit SPU-5SK Powerflow Diesel Pick Up 5" Single Stack Kit
    Choose Options

    SPU-5SK Powerflow Diesel Pick Up 5" Single Stack Kit

    Grand Rock

    OEM PRICE $599.00
    YOUR PRICE $459.00
    SPU-5SK SPU-5SK Powerflow Diesel Pick Up 5" Single Stack Kit SPU-5SK   What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to...
    GRCSPU-5SK
    OEM PRICE $599.00
    YOUR PRICE $459.00
    Choose Options
    Qty in Cart: 0
    Price:
    OEM PRICE $599.00
    YOUR PRICE $459.00
    Subtotal:
  • Free Shipping
    Spx 7" Peterbilt Elbow Plain PB-14228-0150
    Add to Cart

    Spx 7" Peterbilt Elbow Plain PB-14228-0150

    Grand Rock

    OEM PRICE $624.98
    YOUR PRICE $499.98
    GRCPB7-13056 Spx 7" Peterbilt Elbow Plain PB-14228-0150 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job...
    GRCPB7-13056
    OEM PRICE $624.98
    YOUR PRICE $499.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $624.98
    YOUR PRICE $499.98
    Subtotal:
  • Free Shipping
    Add to Cart

    Spx V Band For Fl-28522-000 VB-5822

    Grand Rock

    OEM PRICE $124.98
    YOUR PRICE $99.98
    VB-5822 SPX V BAND FOR FL-28522-000 VB-5822 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...
    GRCVB-5822
    OEM PRICE $124.98
    YOUR PRICE $99.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $124.98
    YOUR PRICE $99.98
    Subtotal:
  • Free Shipping
    SS No Hole Guard No Brackets PB-CBMH-SS
    Add to Cart

    SS No Hole Guard No Brackets PB-CBMH-SS

    Grand Rock

    OEM PRICE $265.03
    YOUR PRICE $212.02
    GRCPG-NS SS No Hole Guard No Brackets PB-CBMH-SS What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job.  If...
    GRCPG-NS
    OEM PRICE $265.03
    YOUR PRICE $212.02
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $265.03
    YOUR PRICE $212.02
    Subtotal:
  • Free Shipping
    Add to Cart

    Stack Austainless Steelie,7"X60,R5"Od Chrome SA7-60SBC-5

    Grand Rock

    OEM PRICE $1,249.98
    YOUR PRICE $999.98
    SA7-60SBC-5 STACK AUSTAINLESS STEELIE,7"X60,R5"OD CHROME SA7-60SBC-5 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete...
    GRCSA7-60SBC-5
    OEM PRICE $1,249.98
    YOUR PRICE $999.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $1,249.98
    YOUR PRICE $999.98
    Subtotal:
  • Free Shipping
    Add to Cart

    Stack Bullhorn,7"X84 R5"Id Chrome SBH7-84EXC5

    Grand Rock

    OEM PRICE $1,674.98
    YOUR PRICE $1,339.98
    SBH7-84EXC5 STACK BULLHORN,7"X84 R5"ID CHROME SBH7-84EXC5 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job...
    GRCSBH7-84EXC5
    OEM PRICE $1,674.98
    YOUR PRICE $1,339.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $1,674.98
    YOUR PRICE $1,339.98
    Subtotal:
  • Free Shipping
    Add to Cart

    Stack Curved, 5" X 60" OD 409 Aluminized K5-54SPS3

    Grand Rock

    OEM PRICE $399.98
    YOUR PRICE $319.98
    GRCK5-60SBS4 Stack Curved, 5" X 60" OD 409 Aluminized K5-54SPS3 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the...
    GRCK5-60SBS4
    OEM PRICE $399.98
    YOUR PRICE $319.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $399.98
    YOUR PRICE $319.98
    Subtotal:
  • Free Shipping
    STACK CURVED,7"X36,R5"OD CHROME
    Add to Cart

    Stack Curved,7"X36,R5"Od Chrome SK7-36SBC-5

    Grand Rock

    OEM PRICE $924.98
    YOUR PRICE $739.98
    SK7-36SBC-5 STACK CURVED,7"X36,R5"OD CHROME SK7-36SBC-5 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job...
    GRCSK7-36SBC-5
    OEM PRICE $924.98
    YOUR PRICE $739.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $924.98
    YOUR PRICE $739.98
    Subtotal:
  • Free Shipping
    Add to Cart

    Stack Miter, 7"X60" Od, Chrome P7-60SBC

    Grand Rock

    OEM PRICE $999.98
    YOUR PRICE $799.98
    P7-60SBC STACK MITER, 7"X60" OD, CHROME P7-60SBC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job.  If...
    GRCP7-60SBC
    OEM PRICE $999.98
    YOUR PRICE $799.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $999.98
    YOUR PRICE $799.98
    Subtotal:
  • Free Shipping
    Add to Cart

    Stack Miter, 8"X54", Od Chrome P8-54SBC

    Grand Rock

    OEM PRICE $1,024.98
    YOUR PRICE $819.98
    P8-54SBC STACK MITER, 8"X54", OD CHROME P8-54SBC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job.  If...
    GRCP8-54SBC
    OEM PRICE $1,024.98
    YOUR PRICE $819.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $1,024.98
    YOUR PRICE $819.98
    Subtotal:
  • Free Shipping
    Add to Cart

    Stack Miter, 8"X60", Od Chrome P8-60SBC

    Grand Rock

    OEM PRICE $1,074.98
    YOUR PRICE $859.98
    P8-60SBC STACK MITER, 8"X60", OD CHROME P8-60SBC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job.  If...
    GRCP8-60SBC
    OEM PRICE $1,074.98
    YOUR PRICE $859.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $1,074.98
    YOUR PRICE $859.98
    Subtotal:
  • Free Shipping
    Add to Cart

    Stack Miter,6"X96,R5"Od Chrome SP6-96SBC

    Grand Rock

    OEM PRICE $1,249.98
    YOUR PRICE $999.98
    SP6-96SBC STACK MITER,6"X96,R5"OD CHROME SP6-96SBC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job.  If...
    GRCSP6-96SBC
    OEM PRICE $1,249.98
    YOUR PRICE $999.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $1,249.98
    YOUR PRICE $999.98
    Subtotal:
  • Free Shipping
    GRCSP7-36SBC-5
    Add to Cart

    Stack Miter,7"X36,R5"Od Chrome SP7-36SBC-5

    Grand Rock

    OEM PRICE $874.98
    YOUR PRICE $699.98
    SP7-36SBC-5 STACK MITER,7"X36,R5"OD CHROME SP7-36SBC-5 What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job...
    GRCSP7-36SBC-5
    OEM PRICE $874.98
    YOUR PRICE $699.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $874.98
    YOUR PRICE $699.98
    Subtotal:
  • Free Shipping
    Stack Mounting Bracket - 2 piece Powder Coated
    Choose Options

    Stack Mounting Bracket - 2 piece Powder Coated SMB

    Grand Rock

    OEM PRICE $193.00
    YOUR PRICE $143.00
    SMB Stack Mounting Bracket - 2 PCS. Powder Coated SMB What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job...
    GRCSMB
    OEM PRICE $193.00
    YOUR PRICE $143.00
    Choose Options
    Qty in Cart: 0
    Price:
    OEM PRICE $193.00
    YOUR PRICE $143.00
    Subtotal:
  • Free Shipping
    Add to Cart

    Stack Straight, 7"X60" Od, Chrome S7-60SBC

    Grand Rock

    OEM PRICE $999.98
    YOUR PRICE $799.98
    S7-60SBC STACK STRAIGHT, 7"X60" OD, CHROME S7-60SBC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job.  If...
    GRCS7-60SBC
    OEM PRICE $999.98
    YOUR PRICE $799.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $999.98
    YOUR PRICE $799.98
    Subtotal:
  • Free Shipping
    Add to Cart

    Stack Straight, 7"X68" Od, Chrome S7-68SBC

    Grand Rock

    OEM PRICE $1,124.98
    YOUR PRICE $899.98
    S7-68SBC STACK STRAIGHT, 7"X68" OD, CHROME S7-68SBC What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job.  If...
    GRCS7-68SBC
    OEM PRICE $1,124.98
    YOUR PRICE $899.98
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $1,124.98
    YOUR PRICE $899.98
    Subtotal:
  • Free Shipping
    STACK STRAIGHT,3.5"X24,ID/OD ALUMINIZED.
    Add to Cart

    Stack Straight,3.5"X24,Id/Od Aluminized. S35-24EXA

    Grand Rock

    OEM PRICE $80.03
    YOUR PRICE $64.02
    S35-24EXA STACK STRAIGHT,3.5"X24,ID/OD ALUMINIZED. S35-24EXA What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job...
    GRCS35-24EXA
    OEM PRICE $80.03
    YOUR PRICE $64.02
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $80.03
    YOUR PRICE $64.02
    Subtotal:
  • Free Shipping
    Add to Cart

    Stack Straight,4"X168,Od/Od Aluminized S4-168SBA

    Grand Rock

    OEM PRICE $252.93
    YOUR PRICE $202.34
    S4-168SBA STACK STRAIGHT,4"X168,OD/OD ALUMINIZED S4-168SBA What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job...
    GRCS4-168SBA
    OEM PRICE $252.93
    YOUR PRICE $202.34
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $252.93
    YOUR PRICE $202.34
    Subtotal:
  • Free Shipping
    Add to Cart

    STACK STRAIGHT,7"X08,OD/OD ALUMINIZED

    Grand Rock

    OEM PRICE $172.78
    YOUR PRICE $138.22
    [Add Part Number Here] [Add Description Here] 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...
    GRCS7-8SBA
    OEM PRICE $172.78
    YOUR PRICE $138.22
    Add to Cart
    Qty in Cart: 0
    Quantity:
    Price:
    OEM PRICE $172.78
    YOUR PRICE $138.22
    Subtotal:
  • Choose Options

    Straight,4"X12 ID/OD Aluminized SB4-8599BB

    Grand Rock

    OEM PRICE $57.25
    YOUR PRICE $45.80
    GRCSB5-1044IH Straight,4"X12 ID/OD Aluminized SB4-8599BB What other exhaust parts will I need? Depending on your current exhaust system, you could need several truck pipes to complete the job...
    GRCSB5-1044IH
    OEM PRICE $57.25
    YOUR PRICE $45.80
    Choose Options
    Qty in Cart: 0
    Price:
    OEM PRICE $57.25
    YOUR PRICE $45.80
    Subtotal:
  • Total: items /

Adding your products to cart