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Fittings and Plugs

Fittings and Plugs

Fittings and Plugs

Achieve precision and reliability with fittings and plugs designed for high-pressure applications. These components are essential for creating secure, leak-free connections in fuel, oil, and fluid lines, keeping your circle track car in peak condition. Integrate them with other specialized high-performance components to elevate your setup.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Adapter Fittings 1/4 NPT to 5/16 2pk ALL50129

    Allstar Performance Adapter Fittings 1/4 NPT to 5/16 2pk ALL50129

    ALLSTAR PERFORMANCE

    $4.99
    Adapter Fittings 1/4 NPT to 5/16 2pkFittingAdapterStraight1/4 in NPT Male to 5/16-24 in Inverted Flare FemaleBrassNaturalHardlinePair
    ALL50129
    SKU:
    ALL50129
    Availability:
    Ships Same Business Day
    Weight:
    0.24 LBS
    MFG Part #:
    ALL50129
    $4.99
    Qty in Cart: 0
    Quantity:
    Price:
    $4.99
    Subtotal:
  • Adapter Ftg Fem 1/8NPT to Female 3/16inv 4pk ALL50127

    Allstar Performance Adapter Ftg Fem 1/8NPT to Female 3/16inv 4pk ALL50127

    ALLSTAR PERFORMANCE

    $10.99
    Adapter Ftg Fem 1/8NPT to Female 3/16inv 4pkFittingAdapterStraight1/8 in NPT Female to 3/8-24 in Inverted Flare FemaleBrassNatural3/16 in HardlineSet of 4
    ALL50127
    SKU:
    ALL50127
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    MFG Part #:
    ALL50127
    $10.99
    Qty in Cart: 0
    Quantity:
    Price:
    $10.99
    Subtotal:
  • Adapter Fittings 1/8 NPT to 3/16 90 Deg 4pk ALL50125

    Allstar Performance Adapter Fittings 1/8 NPT to 3/16 90 Deg 4pk ALL50125

    ALLSTAR PERFORMANCE

    $7.99
    Adapter Fittings 1/8 NPT to 3/16 90 Deg 4pkFittingAdapter90 Degree1/8 in NPT Male to 3/8-24 in Inverted Flare FemaleBrassNatural3/16 in HardlineSet of 4
    ALL50125
    SKU:
    ALL50125
    Availability:
    Ships Same Business Day
    Weight:
    0.12 LBS
    MFG Part #:
    ALL50125
    $7.99
    Qty in Cart: 0
    Quantity:
    Price:
    $7.99
    Subtotal:
  • Adapter Fittings 1/8 NPT to 1/4 Line 4pk ALL50121

    Allstar Performance Adapter Fittings 1/8 NPT to 1/4 Line 4pk ALL50121

    ALLSTAR PERFORMANCE

    $6.99
    Adapter Fittings 1/8 NPT to 1/4 Line 4pkFittingAdapterStraight1/8 in NPT Male to 7/16-20 in Inverted Flare FemaleBrassNaturalHardlineSet of 4
    ALL50121
    SKU:
    ALL50121
    Availability:
    Ships Same Business Day
    Weight:
    0.12 LBS
    MFG Part #:
    ALL50121
    $6.99
    Qty in Cart: 0
    Quantity:
    Price:
    $6.99
    Subtotal:
  • Adapter Fittings 1/8 NPT to 3/16 4pk ALL50120

    Allstar Performance Adapter Fittings 1/8 NPT to 3/16 4pk ALL50120

    ALLSTAR PERFORMANCE

    $6.69
    Adapter Fittings 1/8 NPT to 3/16 4pkFittingAdapterStraight1/8 in NPT Male to 3/8-24 in Inverted Flare FemaleBrassNatural3/16 in HardlineSet of 4
    ALL50120
    SKU:
    ALL50120
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    ALL50120
    $6.69
    Qty in Cart: 0
    Quantity:
    Price:
    $6.69
    Subtotal:
  • Inverted Flare Nuts for 1/4in w/ 9/16-18 Blue ALL50119

    Allstar Performance Inverted Flare Nuts for 1/4in w/ 9/16-18 Blue ALL50119

    ALLSTAR PERFORMANCE

    $3.79
    Inverted Flare Nuts for 1/4in w/ 9/16-18 BlueFittingFlare Nut9/16-18 in Inverted Flare MaleSteelBlue Zinc1/4 in HardlinePair
    ALL50119
    SKU:
    ALL50119
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    MFG Part #:
    ALL50119
    $3.79
    Qty in Cart: 0
    Quantity:
    Price:
    $3.79
    Subtotal:
  • Inverted Flare Nuts for 1/4in w/ 1/2-20 ALL50118

    Allstar Performance Inverted Flare Nuts for 1/4in w/ 1/2-20 ALL50118

    ALLSTAR PERFORMANCE

    $3.79
    Inverted Flare Nuts for 1/4in w/ 1/2-20FittingFlare Nut1/2-20 in Inverted Flare MaleSteelGold Zinc1/4 in HardlinePair
    ALL50118
    SKU:
    ALL50118
    Availability:
    Ships Same Business Day
    Weight:
    0.07 LBS
    MFG Part #:
    ALL50118
    Qty in Cart: 0
    Quantity:
    Price:
    $3.79
    Subtotal:
  • Inverted Flare Nuts 1/4in Stainless 10pk ALL50117

    Allstar Performance Inverted Flare Nuts 1/4in Stainless 10pk ALL50117

    ALLSTAR PERFORMANCE

    $31.99
    Inverted Flare Nuts 1/4in Stainless 10pkFittingFlare Nut7/16-24 in Inverted Flare MaleStainlessNatural1/4 in HardlineSet of 10
    ALL50117
    SKU:
    ALL50117
    Availability:
    Ships Same Business Day
    Weight:
    0.15 LBS
    MFG Part #:
    ALL50117
    $31.99
    Qty in Cart: 0
    Quantity:
    Price:
    $31.99
    Subtotal:
  • Inverted Flare Nuts 1/4in Zinc 10pk ALL50116

    Allstar Performance Inverted Flare Nuts 1/4in Zinc 10pk ALL50116

    ALLSTAR PERFORMANCE

    $3.99
    Inverted Flare Nuts 1/4in Zinc 10pkFittingFlare Nut7/16-24 in Inverted Flare MaleSteelZinc Oxide1/4 in HardlineSet of 10
    ALL50116
    SKU:
    ALL50116
    Availability:
    Ships Same Business Day
    Weight:
    0.16 LBS
    MFG Part #:
    ALL50116
    $3.99
    Qty in Cart: 0
    Quantity:
    Price:
    $3.99
    Subtotal:
  • Inverted Flare Nuts for 3/16in w/ 9/16-18 Olive ALL50115

    Allstar Performance Inverted Flare Nuts for 3/16in w/ 9/16-18 Olive ALL50115

    ALLSTAR PERFORMANCE

    $3.79
    Inverted Flare Nuts for 3/16in w/ 9/16-18 OliveFittingFlare Nut9/16-18 in Inverted Flare MaleSteelOlive Zinc3/16 in HardlinePair
    ALL50115
    SKU:
    ALL50115
    Availability:
    Ships Same Business Day
    Weight:
    0.09 LBS
    MFG Part #:
    ALL50115
    $3.79
    Qty in Cart: 0
    Quantity:
    Price:
    $3.79
    Subtotal:
  • Inverted Flare Nuts for 3/16in w/ 1/2-20 Green ALL50114

    Allstar Performance Inverted Flare Nuts for 3/16in w/ 1/2-20 Green ALL50114

    ALLSTAR PERFORMANCE

    $4.59
    Inverted Flare Nuts for 3/16in w/ 1/2-20 GreenFittingFlare Nut1/2-20 in Inverted Flare MaleSteelGreen Zinc3/16 in HardlinePair
    ALL50114
    SKU:
    ALL50114
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    MFG Part #:
    ALL50114
    $4.59
    Qty in Cart: 0
    Quantity:
    Price:
    $4.59
    Subtotal:
  • Inverted Flare Nuts for 3/16in w/ 7/16-24 Red ALL50113

    Allstar Performance Inverted Flare Nuts for 3/16in w/ 7/16-24 Red ALL50113

    ALLSTAR PERFORMANCE

    $3.99
    Inverted Flare Nuts for 3/16in w/ 7/16-24 RedFittingFlare Nut7/16-24 in Inverted Flare MaleSteelRed Zinc3/16 in HardlinePair
    ALL50113
    SKU:
    ALL50113
    Availability:
    Ships Same Business Day
    Weight:
    0.06 LBS
    MFG Part #:
    ALL50113
    $3.99
    Qty in Cart: 0
    Quantity:
    Price:
    $3.99
    Subtotal:
  • Inverted Flare Nuts 3/16in Stainless 10pk ALL50111

    Allstar Performance Inverted Flare Nuts 3/16in Stainless 10pk ALL50111

    ALLSTAR PERFORMANCE

    $29.99
    Inverted Flare Nuts 3/16in Stainless 10pkFittingFlare Nut3/8-24 in Inverted Flare MaleStainlessNatural3/16 in HardlineSet of 10
    ALL50111
    SKU:
    ALL50111
    Availability:
    Ships Same Business Day
    Weight:
    0.14 LBS
    MFG Part #:
    ALL50111
    $29.99
    Qty in Cart: 0
    Quantity:
    Price:
    $29.99
    Subtotal:
  • Inverted Flare Nuts 3/16 Zinc 10pk ALL50110

    Allstar Performance Inverted Flare Nuts 3/16 Zinc 10pk ALL50110

    ALLSTAR PERFORMANCE

    $5.49
    Inverted Flare Nuts 3/16 Zinc 10pkFittingFlare Nut3/8-24 in Inverted Flare MaleSteelZinc Oxide3/16 in HardlineSet of 10
    ALL50110
    SKU:
    ALL50110
    Availability:
    Ships Same Business Day
    Weight:
    0.13 LBS
    MFG Part #:
    ALL50110
    $5.49
    Qty in Cart: 0
    Quantity:
    Price:
    $5.49
    Subtotal:
  • 90 Degree Swivel -4 to 1/8 NPT ALL50109

    Allstar Performance 90 Degree Swivel -4 to 1/8 NPT ALL50109

    ALLSTAR PERFORMANCE

    $14.99
    90 Degree Swivel -4 to 1/8 NPTFittingAdapter90 Degree4 AN Male to 1/8 in NPT MaleSwivelAluminumBlack AnodizedEach
    ALL50109
    SKU:
    ALL50109
    Availability:
    Ships Same Business Day
    Weight:
    0.08 LBS
    MFG Part #:
    ALL50109
    $14.99
    Qty in Cart: 0
    Quantity:
    Price:
    $14.99
    Subtotal:
  • 90 Degree Swivel -3 to 1/8 NPT ALL50108

    Allstar Performance 90 Degree Swivel -3 to 1/8 NPT ALL50108

    ALLSTAR PERFORMANCE

    $14.99
    90 Degree Swivel -3 to 1/8 NPTFittingAdapter90 Degree3 AN Male to 1/8 in NPT MaleSwivelAluminumBlack AnodizedEach
    ALL50108
    SKU:
    ALL50108
    Availability:
    Ships Same Business Day
    Weight:
    0.25 LBS
    MFG Part #:
    ALL50108
    $14.99
    Qty in Cart: 0
    Quantity:
    Price:
    $14.99
    Subtotal:
  • Brake Line Adapter -4 to 3/16 Inv Flare ALL50105

    Allstar Performance Brake Line Adapter -4 to 3/16 Inv Flare ALL50105

    ALLSTAR PERFORMANCE

    $9.99
    Brake Line Adapter -4 to 3/16 Inv FlareBrake Line AdapterBulkhead4 AN Male to 3/8-24 in Inverted Flare MaleAluminumBlack AnodizedEach
    ALL50105
    SKU:
    ALL50105
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    ALL50105
    $9.99
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • Brake Line Adapter -3 to 3/16 Inv Flare ALL50104

    Allstar Performance Brake Line Adapter -3 to 3/16 Inv Flare ALL50104

    ALLSTAR PERFORMANCE

    $9.99
    Brake Line Adapter -3 to 3/16 Inv FlareBrake Line AdapterBulkhead3 AN Male to 3/8-24 in Inverted Flare MaleAluminumBlack AnodizedEach
    ALL50104
    SKU:
    ALL50104
    Availability:
    Ships Same Business Day
    Weight:
    0.10 LBS
    MFG Part #:
    ALL50104
    $9.99
    Qty in Cart: 0
    Quantity:
    Price:
    $9.99
    Subtotal:
  • Brake Line Adapters -4 to Fem 1/8 NPT 2Pk ALL50103

    Allstar Performance Brake Line Adapters -4 to Fem 1/8 NPT 2Pk ALL50103

    ALLSTAR PERFORMANCE

    $7.99
    Brake Line Adapters -4 to Fem 1/8 NPT 2PkBrake Line AdapterClip-In4 AN Male to 1/8 in NPT FemaleSteelZinc OxidePair
    ALL50103
    SKU:
    ALL50103
    Availability:
    Ships Same Business Day
    Weight:
    0.16 LBS
    MFG Part #:
    ALL50103
    $7.99
    Qty in Cart: 0
    Quantity:
    Price:
    $7.99
    Subtotal:
  • Brake Line Adapters -3 to Fem 1/8 NPT 2pk ALL50102

    Allstar Performance Brake Line Adapters -3 to Fem 1/8 NPT 2pk ALL50102

    ALLSTAR PERFORMANCE

    $7.99
    Brake Line Adapters -3 to Fem 1/8 NPT 2pkBrake Line AdapterClip-In3 AN Male to 1/8 in NPT FemaleSteelZinc OxidePair
    ALL50102
    SKU:
    ALL50102
    Availability:
    Ships Same Business Day
    Weight:
    0.16 LBS
    MFG Part #:
    ALL50102
    $7.99
    Qty in Cart: 0
    Quantity:
    Price:
    $7.99
    Subtotal:
  • Total: items /

Adding your products to cart

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

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