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Locking Caps & Anti-Siphon

Locking Gas Caps & Anti-SiphonGas Caps & Anti-Siphon

 With diesel prices only growing more expensive, fuel theft and other automotive crimes of opportunity have been on the rise right alongside them. From a single truck to entire fleets, now more than ever a locking gas cap, gas cap cover or anti-siphon device is vital to protecting a driver’s investment and avoiding costly delays caused by repairs or refueling. At Raney's we’re proud to carry some of the most reliable brands in the transportation security business, and we're more than glad to pass that defense on to our customers in the form of cost-effective, tough products you can trust to keep honest men honest no matter where in the world your haul takes you. Interested in more details or have questions about how a product is keyed? Give us a call today!

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  • Heavy Duty Aluminum Locking Fuel Cap

    International Ford Locking Fuel Cap

    Fuel Tank Accessories

    $74.95
    International Medium Duty Ford Locking Fuel Cap *If Ordering More Than 1 Fuel Cap, Please Specify Key Style Above *Only For Use With Diesel Tanks High Quality Aluminum Locking Fuel Cap Fits Medium Duty International Truck Models, Ford F650 And...
    $74.95
  • Peterbilt 4" Locking Replacement Fuel Cap

    Peterbilt 4" Locking Replacement Fuel Cap

    Fuel Tank Accessories

    $104.95
    Peterbilt 4" Locking Replacement Fuel Cap *If Ordering More Than 1 Fuel Cap, Please Specify Key Style Above Locking Fuel Cap Fits Peterbilt Trucks Made of Heavy Duty Aluminum This Cap is Not Vented; Please Call Us if You Need a Vented Cap 8"...
    $104.95
  • International Leak Defender Fuel Cap & Collar Kit International Leak Defender Fuel Cap & Collar Kit

    International Leak Defender Fuel Cap & Collar Kit

    Heavy Truck Solutions

    $296.95
    International Leak Defender Fuel Cap & Collar Kit *If You Have Dual Tanks, You Will Need To Purchase Two The Leak Defender® is more than just a shiny new International fuel cap. It’s a 2-piece fuel neck replacement system, consisting...
    $296.95
  • Mack Leak Defender Fuel Cap & Collar Kit Mack Leak Defender Fuel Cap & Collar Kit

    Mack Leak Defender Fuel Cap & Collar Kit

    Heavy Truck Solutions

    $296.95
    Mack Leak Defender Fuel Cap & Collar Kit *If You Have Dual Tanks, You Will Need To Purchase Two The Leak Defender® is more than just a shiny new Mack fuel cap. It’s a 2-piece fuel neck replacement system, consisting of a collar and...
    $296.95
  • Volvo Leak Defender Fuel Cap & Collar Kit Volvo Leak Defender Fuel Cap & Collar Kit

    Volvo Leak Defender Fuel Cap & Collar Kit

    Heavy Truck Solutions

    $274.95
    Volvo Leak Defender Fuel Cap & Collar Kit *If You Have Dual Tanks, You Will Need To Purchase Two The Leak Defender® is more than just a shiny new Volvo fuel cap. It’s a 2-piece fuel neck replacement system, consisting of a collar and...
    $274.95
  • Heavy Duty Anti-Siphon Device For Semi Trucks Heavy Duty Anti-Siphon Device For Semi Trucks For Freightliner, Western Star, Peterbilt, and Kenworth

    Heavy Duty Anti-Siphon Device For Semi Trucks

    Freight Defense

    $56.95 - $64.95
    Heavy Duty Anti-Siphon Device For Semi Trucks *Please verify your fuel tank's required measurements/dimensions/size before purchasing. *Included images are for reference only, components may vary based on your application. Heavy Duty...
    $56.95 - $64.95
  • Heavy Duty Locking DEF Cap For Semi Trucks Heavy Duty Locking DEF Cap For Semi Trucks - Kenworth/ Peterbilt/ Western Star/ Freightliner/ Ford

    Heavy Duty Locking DEF Cap For Semi Trucks

    Freight Defense

    $63.95
    Heavy Duty Locking DEF Cap For Semi Trucks *Images included for reference only, components may vary based on your application. *Keyed alike options available, give us a call to make a custom order! This locking DEF cap is the perfect way to keep...
    $63.95
  • Kenworth Leak Defender Fuel Cap, Collar, & Anti Siphon Kenworth Leak Defender Fuel Cap & Collar

    Kenworth Leak Defender Fuel Cap & Optional Anti Siphon

    Heavy Truck Solutions

    $296.95 - $389.95
    Kenworth Leak Defender Fuel Cap & Anti-Siphon The Leak Defender is a fuel neck attachment and cap system that stops leaking diesel fuel tank caps on Kenworth trucks! Leak Defender Fuel Cap, Collar, 10" Chain & Optional Anti-Siphon Device...
    $296.95 - $389.95
  • Volvo Diesel Lock On Guard Polished Aluminum Volvo Lock On Fuel Cap Cover - Top

    Volvo Lock On Fuel Cap Cover

    Diesel Lock

    $159.95
    Volvo Lock on Fuel Cap Cover Made Of Polished Aluminum Sold As A Pair 4 Keys Are Included Does Not Fit Doorstep Fuel Tank Models Covers Your (OEM) Factory Fuel Cap Fits Volvo With 3.5" Tank Necks Lock-On Guard specializes in providing a...
    $159.95
  • International Diesel Lock On Guard Polished Aluminum International Lock On Fuel Cap Cover - Top

    International Lock On Fuel Cap Cover

    Diesel Lock

    $159.95
    International Lock on Fuel Cap Cover Made Of Polished Aluminum Sold As A Pair 4 Keys Are Included Does Not Fit Doorstep Fuel Tank Models Covers Your (OEM) Factory Fuel Cap Fits International With 3.5" Tank Necks Lock-On Guard specializes in...
    $159.95
  • Mack Diesel Lock On Guard Polished Aluminum Mack Lock On Fuel Cap Cover - Top

    Mack Lock On Fuel Cap Cover

    Diesel Lock

    $159.95
    Mack Lock on Fuel Cap Cover Made Of Polished Aluminum Sold As A Pair 4 Keys Are Included Does Not Fit Doorstep Fuel Tank Models Covers Your (OEM) Factory Fuel Cap Fits Mack With 3.5" Tank Necks Lock-On Guard specializes in providing a guard that...
    $159.95
  • Sterling Diesel Lock On Guard Polished Aluminum Sterling Diesel Lock On Guard Polished Aluminum - Top

    Sterling Lock On Fuel Cap Cover

    Diesel Lock

    $159.95
    Sterling Lock on Fuel Cap Cover Made Of Polished Aluminum Fits 3.50" Or 3" Neck Opening (Choose Above) Sold As A Pair 4 Keys Are Included And Are Keyed Alike Does Not Fit Doorstep Fuel Tank Models Covers Your (OEM) Factory Fuel Cap Lock-On Guard...
    $159.95
  • Peterbilt Lock On Fuel Cap Cover Peterbilt Lock On Fuel Cap Cover - Top

    Peterbilt Lock On Fuel Cap Cover

    Diesel Lock

    $159.95
    Peterbilt Lock on Fuel Cap Cover Made Of Polished Aluminum Sold As A Pair 4 Keys Are Included Does Not Fit Doorstep Fuel Tank Models Covers Your (OEM) Factory Fuel Cap Lock-On Guard specializes in providing a guard that covers your (OEM)...
    $159.95
  • Freightliner Diesel Lock On Guard Polished Aluminum Freightliner Lock On Fuel Cap Cover - Top

    Freightliner Lock On Fuel Cap Cover

    Diesel Lock

    $159.95
    Freightliner Lock on Fuel Cap Cover Made Of Polished Aluminum Fits 3.50" Or 3" Neck Opening (Choose Above) Sold As A Pair 4 Keys Are Included And Are Keyed Alike Does Not Fit Doorstep Fuel Tank Models Covers Your (OEM) Factory Fuel Cap Lock-On...
    $159.95
  • Kenworth Lock On Fuel Cap Cover Kenworth Diesel Lock On Guard Polished Aluminum - Top

    Kenworth Lock On Fuel Cap Cover

    Diesel Lock

    $159.95
    Kenworth Lock on Fuel Cap Cover Made Of Polished Aluminum Sold As A Pair 4 Keys Are Included Does Not Fit Doorstep Fuel Tank Models Covers Your (OEM) Factory Fuel Cap Fits Kenworth With 3.5" Tank Necks Lock-On Guard specializes in providing a...
    $159.95
  • Freightliner M2 Non-Locking 2.5" Fuel Cap

    Freightliner M2 Non-Locking 2.5" Fuel Cap

    Fuel Tank Accessories

    $26.95
    Freightliner M2 Non-Locking 2.5" Fuel Cap *If Ordering More Than 1 Fuel Cap, Please Specify Key Style Above *Please Verify Your OEM Number Before Purchase Non-Locking Fuel Cap Fits Freightliner M2 Trucks With Triple Lead Thread Made of Heavy...
    $26.95
  • Peterbilt 2.50" Anti-Siphon Device With Adapter

    Peterbilt 2.50" Anti-Siphon Device With Adapter

    Fuel Tank Accessories

    $68.00
    Peterbilt 2.50" Anti-Siphon Device With Adapter Fits Peterbilt Models 2.50" Fill Neck 6.75" Length Made Of ASTM 60-61 Aluminum Snap In Application Cannot Be Removed After Installation No Splash-Back Sold Individually Quality American Made Item ...
    $68.00
  •  Freightliner 2.25" Anti-Siphon Device Anti-Siphon Device Installation Instructions

    Freightliner 2.25" Anti-Siphon Device

    Fuel Tank Accessories

    $34.95
    Freightliner 2.25" Anti-Siphon Device *Compatible with locking fuel caps and covers for extra protection! Check out our Freightliner option: Available Here! This anti-siphon device is almost impossible to force, meaning your Freightliner's diesel fuel...
    $34.95
  • Volvo, Mack & International 2.5" Anti-Siphon Device Anti-Siphon Device Installation Instructions

    Volvo, Mack & International 2.5" Anti-Siphon Device

    Fuel Tank Accessories

    $34.95
    Volvo, Mack & International 2.5" Anti-Siphon Device Fits Most Volvo, Mack & International Models 2.5" Fill Neck 6.75" Length Made Of ASTM 60-61 Aluminum Easy Snap In Application Cannot Be Removed After Installation No Splash-Back Sold...
    $34.95
  • Volvo, Mack & International 3" Anti-Siphon Device Anti-Siphon Device Installation Instructions

    Volvo, Mack & International 3" Anti-Siphon Device

    Fuel Tank Accessories

    $35.95
    Volvo, Mack & International 3" Anti-Siphon Device Fits Most Volvo, Mack & International Models 3" Fill Neck 7" Length Made Of ASTM 60-61 Aluminum Easy Snap In Application Cannot Be Removed After Installation Does Not Come With Strainer No...
    $35.95
  • Freightliner M2 2" Anti-Siphon Device Freightliner M2 & Medium Duty 2" Anti-Siphon Device

    Freightliner M2 & Medium Duty 2" Anti-Siphon Device

    Fuel Tank Accessories

    $34.95
    Freightliner M2 & Medium Duty 2" Anti-Siphon Device Fits Freightliner Medium Duty & M2 Models 2" Fill Neck 7" Length Made Of ASTM 60-61 Aluminum Easy Snap In Application Cannot Be Removed After Installation Does Not Come With Strainer No...
    $34.95
  • Kenworth 3.5" Locking Chrome Fuel Cap

    Kenworth 3.5" Locking Chrome Fuel Cap

    Fuel Tank Accessories

    $87.95
    Kenworth 3.5" Locking Chrome Fuel Cap *If Ordering More Than 1 Fuel Cap, Please Specify Key Style Above *This gas cap is not vented. Kenworth Locking Fuel Cap Fits Kenworth Models Direct Aftermarket Replacement for OEM#: 90-02897 Made with...
    $87.95
  • Freightliner 1/4 Turn Style Chrome Locking Fuel Cap

    Freightliner 1/4 Turn Style Chrome Locking Fuel Cap

    Fuel Tank Accessories

    $123.95
    Freightliner 1/4 Turn Style Chrome Locking Fuel Cap *If Ordering More Than 1 Fuel Cap, Please Specify Key Style Above *This gas cap will not fit Freightliner M2 models. *This gas cap is not vented. Please give us a call for more...
    $123.95
  • Freightliner M2 Locking 2.5" Chrome Fuel Cap

    Freightliner M2 Locking 2.5" Chrome Fuel Cap

    Fuel Tank Accessories

    $107.95
    Freightliner M2 Locking 2.5" Chrome Fuel Cap *If Ordering More Than 1 Fuel Cap, Please Specify Key Style Above *Please Verify Your OEM Number Before Purchase Locking Fuel Cap Fits Freightliner Trucks With Triple Lead Thread Made of Heavy Duty...
    $107.95
  • Peterbilt 4" Non-Locking Replacement Fuel Cap

    Peterbilt 4" Non-Locking Replacement Fuel Cap

    Fuel Tank Accessories

    $99.95
    Peterbilt 4" Non-Locking Replacement Fuel Cap *If Ordering More Than 1 Fuel Cap, Please Specify Key Style Above Non-Locking Fuel Cap Fits Peterbilt Trucks Made of Heavy Duty Aluminum This Cap is Not Vented; Please Call Us if You Need a Vented...
    $99.95
  • Kenworth 3.5" Non-Locking Replacement Fuel Cap

    Kenworth 3.5" Non-Locking Replacement Fuel Cap

    Fuel Tank Accessories

    $61.95
    Kenworth 3.5" Non-Locking Replacement Fuel Cap *If Ordering More Than 1 Fuel Cap, Please Specify Key Style Above *Please Verify Your OEM Number Before Purchase Non-Locking Fuel Cap Fits Kenworth Trucks Made of Heavy Duty Aluminum Full...
    $61.95
  • Freightliner 1/4 Turn Style Non-Locking Fuel Cap

    Freightliner 1/4 Turn Style Non-Locking Fuel Cap

    Fuel Tank Accessories

    $46.95
    Freightliner 1/4 Turn Style Non-Locking Fuel Cap *If Ordering More Than 1 Fuel Cap, Please Specify Key Style Above *This gas cap will not fit Freightliner M2 models. *This gas cap is not vented and non-locking. Please give us a call for more...
    $46.95
  • Freightliner M2 Locking 2.5" Fuel Cap

    Freightliner M2 Locking 2.5" Fuel Cap

    Fuel Tank Accessories

    $94.95
    Freightliner M2 Locking 2.5" Fuel Cap *If Ordering More Than 1 Fuel Cap, Please Specify Key Style Above *Please Verify Your OEM Number Before Purchase Locking Fuel Cap Fits Freightliner M2 Trucks With Triple Lead Thread Made of Heavy Duty...
    $94.95
  • Peterbilt 4" Locking Fuel Cap

    Peterbilt 4" Vented Locking Fuel Cap

    Automann

    $103.95 - $135.95
    Peterbilt 4" Vented Locking Fuel Cap *Please verify your OEM number(s) before purchasing. Locking Vented Peterbilt Fuel Cap Fits Most Peterbilt Models Locks Available Keyed Differently or Alike (Choose Option Above) Direct Aftermarket...
    $103.95 - $135.95
  • Kenworth 3.5" Locking Fuel Cap

    Kenworth 3.5" Locking Fuel Cap

    Fuel Tank Accessories

    $84.95
    Kenworth 3.5" Locking Fuel Cap *If Ordering More Than 1 Fuel Cap, Please Specify Key Style Above *Please verify your OEM number(s) before purchasing. *This cap is not vented. Locking Kenworth Fuel Cap Fits Most Kenworth Models Direct...
    $84.95
  • Freightliner 1/4 Turn Style Locking Fuel Cap

    Freightliner 1/4 Turn Style Locking Fuel Cap

    Fuel Tank Accessories

    $119.95
    Freightliner 1/4 Turn Style Locking Fuel Cap *If Ordering More Than 1 Fuel Cap, Please Specify Key Style Above *This gas cap will not fit Freightliner M2 models. *This gas cap is not vented. Please give us a call for more options! Freightliner...
    $119.95
  • Volvo Low Sulfur Locking 2.5" Fuel Cap

    Volvo Low Sulfur Locking Fuel Cap

    Fuel Tank Accessories

    $95.95
    Volvo Low Sulfur Locking Fuel Cap *If Ordering More Than 1 Fuel Cap, Please Specify Key Style Above *This cap is not vented. Locking Low Sulfur Volvo Fuel Cap Fits Volvo Low Sulfur or PNG Fuel Tanks Inlaid "ULTRA LOW SULFUR DIESEL FUEL ONLY"...
    $95.95