Replacement Parts

Replacement Parts

Replacement Parts

J J Motorsports is a leading supplier of dirt bike exhaust replacement parts for 2-stroke and 4-strokes. We carry a wide selection of dirt bike exhausts from popular brands like Bills Pipes, FMF, and Pro Circuit. Whether you're looking for a complete system or just a replacement part, we have what you need. We also offer financing options to help you get the part you need. Contact us today to learn more about our dirt bike exhaust replacement parts.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • LA CHOPPERS 24" Stainless Baffle Tube - 1.375" LA-1213-24
    Quick view

    LA CHOPPERS 24" Stainless Baffle Tube - 1.375" LA-1213-24

    LA CHOPPERS

    $31.95
    LA CHOPPERS 24" Stainless Baffle Tube 1.375" LA-1213-24Ideal for replacing rusted-out exhaust baffles, Works great for custom fabrication, 1/8" diameter holes, 3/16" staggered centers, 33 holes per square inch, 40% open area, Baffle does not include...
    18601727
    SKU:
    18601727
    Availability:
    Ships Same Business Day
    Weight:
    1.55 LBS
    OUTSIDE DIAMETER IMPERIAL:
    1-3/8'
    PRODUCT NAME:
    BAFFLE
    SHAPE:
    ROUND
    RIDING STYLE:
    STREET
    STYLE:
    UNIVERSAL
    MATERIAL:
    STAINLESS STEEL
    UNITS:
    EACH
    LENGTH IMPERIAL:
    24'
    TYPE:
    EXHAUST
    Add to Cart
    $31.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $31.95
    Subtotal:
    Add to Cart
  • KHROME WERKS Replacement Performance Baffles 202708P
    Quick view

    KHROME WERKS Replacement Performance Baffles 202708P

    KHROME WERKS

    $112.95
    KHROME WERKS Replacement Performance Baffles 202708PUnleash your beast with Khrome Werks performance inserts for 4" and 4.5" HP-Plus mufflers, HP-Plus baffles emit a deep, mellow exhaust tone that is adjustable by simply changing an insert held into the...
    18600621
    SKU:
    18600621
    Availability:
    Ships Same Business Day
    Weight:
    3.45 LBS
    COLOR/FINISH:
    SILVER
    MODEL:
    HP-PLUS
    UNITS:
    PAIR
    PRODUCT NAME:
    BAFFLE
    RIDING STYLE:
    STREET
    Add to Cart
    $112.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $112.95
    Subtotal:
    Add to Cart
  • KHROME WERKS Replacement Ripper Baffles 202711P
    Quick view

    KHROME WERKS Replacement Ripper Baffles 202711P

    KHROME WERKS

    $59.95
    KHROME WERKS Replacement Ripper Baffles 202711PFor 4.50" HP-Plus® mufflers, Low end performance boost, Enhanced sound, Get full control over your bike's sound, Change sound levels in minutes, not hours, Specially designed for easy installation with basic...
    18601870
    SKU:
    18601870
    Availability:
    Ships Same Business Day
    Weight:
    3.80 LBS
    RIDING STYLE:
    STREET
    UNITS:
    PAIR
    PRODUCT NAME:
    INSERT KIT
    TYPE:
    BAFFLE
    MODEL:
    RIPPER
    Add to Cart
    $59.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $59.95
    Subtotal:
    Add to Cart
  • KHROME WERKS Exhaust Clamp - Stainless Steel 203032
    Quick view

    KHROME WERKS Exhaust Clamp - Stainless Steel 203032

    KHROME WERKS

    $39.95
    KHROME WERKS Exhaust Clamp Stainless Steel 203032Feature a 1.25" wide stainless band with an exclusive reaction block for 360° clamping without muffler or header distortion, High-strength fastener hardware with corrosion-resistant coating included, Made...
    18601382
    SKU:
    18601382
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    UNITS:
    PAIR
    CLAMPING DIAMETER IMPERIAL:
    2'
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    CLAMP
    TYPE:
    EXHAUST CLAMP
    COLOR/FINISH:
    UNFINISHED
    RIDING STYLE:
    STREET
    Add to Cart
    $39.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $39.95
    Subtotal:
    Add to Cart
  • KHROME WERKS 1.75" HP-Plus Baffles 202012
    Quick view

    KHROME WERKS 1.75" HP-Plus Baffles 202012

    KHROME WERKS

    $98.95
    KHROME WERKS 1.75" HP-Plus Baffles 202012These HP-Plus® drag baffles improve low and mid-range performance of drag pipes while also dampening sound, All steel construction, Mounting hardware included, Made in the USA
    DS202012
    SKU:
    DS202012
    Availability:
    Ships Same Business Day
    Weight:
    1.13 LBS
    INSIDE DIAMETER IMPERIAL:
    1-3/4'
    PRODUCT NAME:
    BAFFLE
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    MODEL:
    HP-PLUS
    UNITS:
    PAIR
    Add to Cart
    $98.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $98.95
    Subtotal:
    Add to Cart
  • KHROME WERKS Exhaust Clamp - Stainless Steel 203031
    Quick view

    KHROME WERKS Exhaust Clamp - Stainless Steel 203031

    KHROME WERKS

    $36.95
    KHROME WERKS Exhaust Clamp Stainless Steel 203031Feature a 1.25" wide stainless band with an exclusive reaction block for 360° clamping without muffler or header distortion, High-strength fastener hardware with corrosion-resistant coating included, Made...
    18601383
    SKU:
    18601383
    Availability:
    Ships Same Business Day
    Weight:
    0.95 LBS
    CLAMPING DIAMETER IMPERIAL:
    1-3/4' - 2'
    UNITS:
    PAIR
    COLOR/FINISH:
    UNFINISHED
    RIDING STYLE:
    STREET
    MATERIAL:
    STAINLESS STEEL
    PRODUCT NAME:
    CLAMP
    TYPE:
    EXHAUST CLAMP
    Add to Cart
    $36.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $36.95
    Subtotal:
    Add to Cart
  • KHROME WERKS Replacement Louvered Baffles 202712P
    Quick view

    KHROME WERKS Replacement Louvered Baffles 202712P

    KHROME WERKS

    $103.95
    KHROME WERKS Replacement Louvered Baffles 202712PUnleash your beast with Khrome Werks performance Insert for 4" HP-Plus mufflers, HP-Plus baffles emit a deep, mellow exhaust tone that is adjustable by simply changing an insert held into the baffle by two...
    18601818
    SKU:
    18601818
    Availability:
    Ships Same Business Day
    Weight:
    3.40 LBS
    RIDING STYLE:
    STREET
    STYLE:
    LOUVERED
    PRODUCT NAME:
    INSERT KIT
    UNITS:
    PAIR
    Add to Cart
    $103.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $103.95
    Subtotal:
    Add to Cart
  • KHROME WERKS Exhaust Clamp - Stainless Steel - 1.25" 203030
    Quick view

    KHROME WERKS Exhaust Clamp - Stainless Steel - 1.25" 203030

    KHROME WERKS

    $36.95
    KHROME WERKS Exhaust Clamp Stainless Steel 1.25" 203030Feature a 1.25" wide stainless band with an exclusive reaction block for 360° clamping without muffler or header distortion, High-strength fastener hardware with corrosion-resistant coating included,...
    18600667
    SKU:
    18600667
    Availability:
    Ships Same Business Day
    Weight:
    0.90 LBS
    TYPE:
    EXHAUST
    UNITS:
    PAIR
    CLAMPING DIAMETER IMPERIAL:
    1-3/4'
    PRODUCT NAME:
    CLAMP
    RIDING STYLE:
    STREET
    MATERIAL:
    STAINLESS STEEL
    Add to Cart
    $36.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $36.95
    Subtotal:
    Add to Cart
  • KHROME WERKS 1.75" HP-Plus?« Baffle 202010
    Quick view

    KHROME WERKS 1.75" HP-Plus?« Baffle 202010

    KHROME WERKS

    $52.95
    KHROME WERKS 1.75" HP-Plus?« Baffle 202010This HP-Plus® drag baffle improves low and mid-range performance of drag pipes while also dampening sound, All steel construction, Mounting hardware included, Made in the USA, For 1.75" drag pipes
    DS202011
    SKU:
    DS202011
    Availability:
    Ships Same Business Day
    Weight:
    0.63 LBS
    PRODUCT NAME:
    BAFFLE
    RIDING STYLE:
    STREET
    MODEL:
    HP-PLUS
    MATERIAL:
    STEEL
    UNITS:
    EACH
    INSIDE DIAMETER IMPERIAL:
    1-3/4'
    Add to Cart
    $52.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $52.95
    Subtotal:
    Add to Cart
  • KHROME WERKS 2" HP-Plus Baffles 202032
    Quick view

    KHROME WERKS 2" HP-Plus Baffles 202032

    KHROME WERKS

    $98.95
    KHROME WERKS 2" HP-Plus Baffles 202032These HP-Plus® drag baffles improve low and mid-range performance of drag pipes while also dampening sound, All steel construction, Mounting hardware included, Made in the USA
    DS202032
    SKU:
    DS202032
    Availability:
    Ships Same Business Day
    Weight:
    1.25 LBS
    UNITS:
    PAIR
    MODEL:
    HP-PLUS
    INSIDE DIAMETER IMPERIAL:
    2'
    RIDING STYLE:
    STREET
    MATERIAL:
    STEEL
    PRODUCT NAME:
    BAFFLE
    Add to Cart
    $98.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $98.95
    Subtotal:
    Add to Cart
  • FMF End Cap - Stainless Steel - Straight Cut - PC4/Q4 040634
    Quick view

    FMF End Cap - Stainless Steel - Straight Cut - PC4/Q4 040634

    FMF

    $34.99
    FMF End Cap Stainless Steel Straight Cut PC4/Q4 040634Replacement 4-Stroke Exhaust End Cap
    18600500
    SKU:
    18600500
    Availability:
    Ships Same Business Day
    Weight:
    0.28 LBS
    MODEL:
    Q4
    RIDING STYLE:
    UTV
    END CAP STYLE:
    STRAIGHT-CUT
    PRODUCT NAME:
    END CAP
    RIDING STYLE:
    ATV
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    MATERIAL:
    STAINLESS STEEL
    MODEL:
    POWERCORE 4
    STYLE:
    REPLACEMENT
    Add to Cart
    $34.99
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $34.99
    Subtotal:
    Add to Cart
  • FMF End Cap - Stainless Steel - Slash Cut - PC4/Q4 040635
    Quick view

    FMF End Cap - Stainless Steel - Slash Cut - PC4/Q4 040635

    FMF

    $34.99
    FMF End Cap Stainless Steel Slash Cut PC4/Q4 040635Replacement 4-Stroke Exhaust End Cap
    18600501
    SKU:
    18600501
    Availability:
    Ships Same Business Day
    Weight:
    0.35 LBS
    PRODUCT NAME:
    END CAP
    RIDING STYLE:
    OFF-ROAD
    STYLE:
    REPLACEMENT
    MATERIAL:
    STAINLESS STEEL
    MODEL:
    POWERCORE 4
    UNITS:
    EACH
    RIDING STYLE:
    UTV
    END CAP STYLE:
    SLASH-CUT
    MODEL:
    Q4
    RIDING STYLE:
    ATV
    Add to Cart
    $34.99
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $34.99
    Subtotal:
    Add to Cart
  • FMF End Cap - Titanium - Factory 4.1 040637
    Quick view

    FMF End Cap - Titanium - Factory 4.1 040637

    FMF

    $49.99
    FMF End Cap Titanium Factory 4.1 040637Replacement 4-Stroke Exhaust End Cap
    18600503
    SKU:
    18600503
    Availability:
    Ships Same Business Day
    Weight:
    0.31 LBS
    PRODUCT NAME:
    END CAP
    STYLE:
    REPLACEMENT
    MODEL:
    FACTORY 4.1
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    RIDING STYLE:
    OFF-ROAD
    RIDING STYLE:
    UTV
    END CAP STYLE:
    CONICAL
    MATERIAL:
    TITANIUM
    Ships from Manufacture | Call to Order (231) 767-5055
    $49.99
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $49.99
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • FMF Quiet Core Insert - Factory 4.1 040631
    Quick view

    FMF Quiet Core Insert - Factory 4.1 040631

    FMF

    $29.99
    FMF Quiet Core Insert Factory 4.1 040631Replacement 4-Stroke Exhaust Quiet Insert
    18600435
    SKU:
    18600435
    Availability:
    Ships Same Business Day
    Weight:
    0.28 LBS
    RIDING STYLE:
    UTV
    TYPE:
    QUIET CORE
    RIDING STYLE:
    OFF-ROAD
    MODEL:
    C
    MODEL:
    FACTORY 4.1
    PRODUCT NAME:
    INSERT
    RIDING STYLE:
    ATV
    UNITS:
    EACH
    Ships from Manufacture | Call to Order (231) 767-5055
    $29.99
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $29.99
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • FMF RCT End Cap - Stainless Steel 040641
    Quick view

    FMF RCT End Cap - Stainless Steel 040641

    FMF

    $53.95
    FMF RCT End Cap Stainless Steel 040641Includes end cap, 3/16 stainless steel rivets, and strap mounts to secure end cap to canister
    18600561
    SKU:
    18600561
    Availability:
    Ships Same Business Day
    Weight:
    0.72 LBS
    MATERIAL:
    STAINLESS STEEL
    OUTSIDE DIAMETER IMPERIAL:
    4'
    TYPE:
    EXHAUST
    END CAP STYLE:
    EURO
    PRODUCT NAME:
    END CAP
    UNITS:
    KIT
    MODEL:
    FACTORY 4.1 RCT
    RIDING STYLE:
    OFF-ROAD
    Add to Cart
    $53.95
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $53.95
    Subtotal:
    Add to Cart
  • FMF RCT End Cap - Titanium 040642
    Quick view

    FMF RCT End Cap - Titanium 040642

    FMF

    $59.99
    FMF RCT End Cap Titanium 040642Includes end cap, 3/16 stainless steel rivets, and strap mounts to secure end cap to canister
    18600562
    SKU:
    18600562
    Availability:
    Ships Same Business Day
    Weight:
    0.63 LBS
    OUTSIDE DIAMETER IMPERIAL:
    4'
    TYPE:
    EXHAUST
    END CAP STYLE:
    EURO
    PRODUCT NAME:
    END CAP
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MODEL:
    FACTORY 4.1 RCT
    MATERIAL:
    TITANIUM
    Ships from Manufacture | Call to Order (231) 767-5055
    $59.99
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $59.99
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • FMF RCT End Cap - Carbon Fiber 040643
    Quick view

    FMF RCT End Cap - Carbon Fiber 040643

    FMF

    $99.99
    FMF RCT End Cap Carbon Fiber 040643Includes end cap, 3/16 stainless steel rivets, and strap mounts to secure end cap to canister
    18600563
    SKU:
    18600563
    Availability:
    Ships Same Business Day
    Weight:
    0.54 LBS
    END CAP STYLE:
    EURO
    PRODUCT NAME:
    END CAP
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    KIT
    MATERIAL:
    CARBON FIBER
    OUTSIDE DIAMETER IMPERIAL:
    4'
    MODEL:
    FACTORY 4.1 RCT
    TYPE:
    EXHAUST
    Add to Cart
    $99.99
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    $99.99
    Subtotal:
    Add to Cart
  • FMF Muffler Sleeve - Aluminum 040647
    Quick view

    FMF Muffler Sleeve - Aluminum 040647

    FMF

    $19.99
    FMF Muffler Sleeve Aluminum 040647Replacement sleeves for worn out mid-pipes
    18600577
    SKU:
    18600577
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    RIDING STYLE:
    OFF-ROAD
    LENGTH IMPERIAL:
    4'
    MATERIAL:
    ALUMINUM
    TYPE:
    MID PIPE INLET SLEEVE INSERT
    PRODUCT NAME:
    INSERT
    UNITS:
    EACH
    STYLE:
    ROUND
    Ships from Manufacture | Call to Order (231) 767-5055
    $19.99
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $19.99
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • FMF Muffler Sleeve - Aluminum 040648
    Quick view

    FMF Muffler Sleeve - Aluminum 040648

    FMF

    $19.99
    FMF Muffler Sleeve Aluminum 040648Replacement sleeves for worn out mid-pipes
    18600578
    SKU:
    18600578
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    RIDING STYLE:
    OFF-ROAD
    LENGTH IMPERIAL:
    4'
    TYPE:
    MID PIPE INLET SLEEVE INSERT
    UNITS:
    EACH
    STYLE:
    ROUND
    MATERIAL:
    ALUMINUM
    PRODUCT NAME:
    INSERT
    Ships from Manufacture | Call to Order (231) 767-5055
    $19.99
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $19.99
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • FMF Muffler Sleeve - Aluminum 040650
    Quick view

    FMF Muffler Sleeve - Aluminum 040650

    FMF

    $19.99
    FMF Muffler Sleeve Aluminum 040650Replacement sleeves for worn out mid-pipes
    18600580
    SKU:
    18600580
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    MATERIAL:
    ALUMINUM
    STYLE:
    ROUND
    LENGTH IMPERIAL:
    4'
    PRODUCT NAME:
    INSERT
    RIDING STYLE:
    OFF-ROAD
    UNITS:
    EACH
    TYPE:
    MID PIPE INLET SLEEVE INSERT
    Ships from Manufacture | Call to Order (231) 767-5055
    $19.99
    Ships from Manufacture | Call to Order (231) 767-5055 Quick view
    Qty in Cart: 0
    Price:
    $19.99
    Subtotal:
    Ships from Manufacture | Call to Order (231) 767-5055
  • Total: items /

Adding your products to cart

View Cart Continue to Shopping
Maxima Racing Oils for sale

Some parts are not legal for use in California or other states with similar laws / regulations