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We have TONS of upgrades for your SIG Sauers and we try making it as easy as possible to find the items you need. Products can be browsed by manufacturer, category, as well as by using the search feature found on the main menu bar at the top right of the page.

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    • 322 FACTORY PARTS
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  • Sig Guy SIG SauerP365 Guide Rod & Recoil Spring Tuning Kit - NON-CAPTURED

    Sig Guy SIG SauerP365 Guide Rod & Recoil Spring Tuning Kit - NON-CAPTURED

    Sig Guy SIG SauerP365 Guide Rod & Recoil Spring Tuning Kit - NON-CAPTURED

    Regular price $39.99
    Regular price $39.99 Sale price $39.99
    Unit price /  per 
  • Sig Guy Replacement Hardware for P365 Single Spring Guide Rod -BLACK

    Sig Guy Replacement Hardware for P365 Single Spring Guide Rod -BLACK

    Sig Guy Replacement Hardware for P365 Single Spring Guide Rod -BLACK

    Regular price $4.99
    Regular price $4.99 Sale price $4.99
    Unit price /  per 
  • Sig Guy SIG Sauer  P365 Guide Rod & Recoil Spring Tuning Kit - CAPTURED

    Sig Guy SIG Sauer P365 Guide Rod & Recoil Spring Tuning Kit - CAPTURED

    Sig Guy SIG Sauer P365 Guide Rod & Recoil Spring Tuning Kit - CAPTURED

    Regular price $39.99
    Regular price $39.99 Sale price $39.99
    Unit price /  per 
  • Sig Guy Replacement Hardware for P365  Guide Rod & Recoil Spring Tuning Kit image 0

    Sig Guy Replacement Hardware for P365 Guide Rod & Recoil Spring Tuning Kit

    Sig Guy Replacement Hardware for P365 Guide Rod & Recoil Spring Tuning Kit

    Regular price $4.99
    Regular price $4.99 Sale price $4.99
    Unit price /  per 
  • Sig Guy SIG Sauer P365XL / XMacro Guide Rod, Captured - SILVER

    Sig Guy SIG Sauer P365XL / XMacro Guide Rod, Captured - SILVER

    Sig Guy SIG Sauer P365XL / XMacro Guide Rod, Captured - SILVER

    Regular price $19.99
    Regular price $19.99 Sale price $19.99
    Unit price /  per 
  • Sig Guy Replacement Hardware for P365XL/Macro  1911 Style Guide Rod image 0

    Sig Guy Replacement Hardware for P365XL/Macro 1911 Style Guide Rod

    Sig Guy Replacement Hardware for P365XL/Macro 1911 Style Guide Rod

    Regular price $4.99
    Regular price $4.99 Sale price $4.99
    Unit price /  per 
  • Sig Guy SIG Sauer P365XL / XMacro Guide Rod Non Captured - BLACK

    Sig Guy SIG Sauer P365XL / XMacro Guide Rod Non Captured - BLACK

    Sig Guy SIG Sauer P365XL / XMacro Guide Rod Non Captured - BLACK

    Regular price $18.99
    Regular price Sale price $18.99
    Unit price /  per 
  • Sig Guy P365XL & XMACRO 1911 Style Flat Wire Recoil Springs image 0

    Sig Guy SIG Sauer P365XL & XMACRO 1911 Style Flat Wire Recoil Springs

    Sig Guy SIG Sauer P365XL & XMACRO 1911 Style Flat Wire Recoil Springs

    Regular price $6.95
    Regular price $6.95 Sale price $6.95
    Unit price /  per 
  • Sig Guy SIG Sauer P365 FUSE 1911 Style Steel Guide Rod - BLACK

    Sig Guy SIG Sauer P365 FUSE 1911 Style Steel Guide Rod - BLACK

    Sig Guy SIG Sauer P365 FUSE 1911 Style Steel Guide Rod - BLACK

    Regular price $19.99
    Regular price $19.99 Sale price $19.99
    Unit price /  per 
  • Sig Guy SIG Sauer P365 FUSE 1911 Style Steel Guide Rod - STAINLESS STEEL

    Sig Guy SIG Sauer P365 FUSE 1911 Style Steel Guide Rod - STAINLESS STEEL

    Sig Guy SIG Sauer P365 FUSE 1911 Style Steel Guide Rod - STAINLESS STEEL

    Regular price $19.99
    Regular price $19.99 Sale price $19.99
    Unit price /  per 
  • Sig Guy P36 FUSE 1911 Style Flat Wire Recoil Springs image 0

    Sig Guy SIG Sauer P36 FUSE 1911 Style Flat Wire Recoil Springs

    Sig Guy SIG Sauer P36 FUSE 1911 Style Flat Wire Recoil Springs

    Regular price $6.95
    Regular price $6.95 Sale price $6.95
    Unit price /  per 
  • Sig Guy SIG Sauer P365 Magazine Catch Spring and Stop Kit

    Sig Guy SIG Sauer P365 Magazine Catch Spring and Stop Kit

    Sig Guy SIG Sauer P365 Magazine Catch Spring and Stop Kit

    Regular price $9.99
    Regular price Sale price $9.99
    Unit price /  per 
  • Sig Guy SIG Sauer P365 XMACRO Magazine Catch Spring and Stop Kit

    Sig Guy SIG Sauer P365 XMACRO Magazine Catch Spring and Stop Kit

    Sig Guy SIG Sauer P365 XMACRO Magazine Catch Spring and Stop Kit

    Regular price $9.99
    Regular price Sale price $9.99
    Unit price /  per 
  • Sig Guy SIG Sauer P365 Magazine Catch Assembly

    Sig Guy SIG Sauer P365 Magazine Catch Assembly

    Sig Guy SIG Sauer P365 Magazine Catch Assembly

    Regular price $22.99
    Regular price Sale price $22.99
    Unit price /  per 
  • Sig Guy SIG Sauer P365 Extended / XMACRO Magazine Catch Assembly

    Sig Guy SIG Sauer P365 Extended / XMACRO Magazine Catch Assembly

    Sig Guy SIG Sauer P365 Extended / XMACRO Magazine Catch Assembly

    Regular price $27.99
    Regular price Sale price $27.99
    Unit price /  per 
  • Sig Guy SIG Sauer P320 / P365 Loaded Chamber Indicator (LCI) Spring

    Sig Guy SIG Sauer P320 / P365 Loaded Chamber Indicator (LCI) Spring

    Sig Guy SIG Sauer P320 / P365 Loaded Chamber Indicator (LCI) Spring

    Regular price $5.49
    Regular price $5.49 Sale price $5.49
    Unit price /  per 
  • Sig Guy P365 Manual Safety Detent Spring image 0

    Sig Guy SIG Sauer P365 Manual Safety Detent Spring

    Sig Guy SIG Sauer P365 Manual Safety Detent Spring

    Regular price $5.49
    Regular price $5.49 Sale price $5.49
    Unit price /  per 
  • Sig Guy P365 Action Spring Kits

    Sig Guy P365 Action Spring Kits

    Sig Guy P365 Action Spring Kits

    Regular price $19.99
    Regular price Sale price $19.99
    Unit price /  per 
  • Sig Guy SIG Sauer P365  EZ Sear Spring - Long Leg

    Sig Guy SIG Sauer P365 EZ Sear Spring - Long Leg

    Sig Guy SIG Sauer P365 EZ Sear Spring - Long Leg

    Regular price $5.49
    Regular price $5.49 Sale price $5.49
    Unit price /  per 
  • Sig Guy SIG Sauer P365 -25% Reduced Power Sear Spring

    Sig Guy SIG Sauer P365 -25% Reduced Power Sear Spring

    Sig Guy SIG Sauer P365 -25% Reduced Power Sear Spring

    Regular price $4.95
    Regular price $4.95 Sale price $4.95
    Unit price /  per 
  • Sig Guy P365 Increased Power Striker Spring +20% image 0

    Sig Guy SIG Sauer P365 Increased Power Striker Spring +20%

    Sig Guy SIG Sauer P365 Increased Power Striker Spring +20%

    Regular price $5.49
    Regular price $5.49 Sale price $5.49
    Unit price /  per 
  • Sig Guy P365 Reduced Power Striker Spring -20% image 0

    Sig Guy SIG Sauer P365 Reduced Power Striker Spring -20%

    Sig Guy SIG Sauer P365 Reduced Power Striker Spring -20%

    Regular price $4.95
    Regular price $4.95 Sale price $4.95
    Unit price /  per 
  • Sig Guy P365  Tactile Reset Trigger Return Spring +10% image 0

    Sig Guy SIG Sauer P365 Tactile Reset Trigger Return Spring +10%

    Sig Guy SIG Sauer P365 Tactile Reset Trigger Return Spring +10%

    Regular price $4.99
    Regular price $4.99 Sale price $4.99
    Unit price /  per 
  • Sig Guy SIG Sauer P365  Tactile Reset Trigger Return Spring - OEM WEIGHT

    Sig Guy SIG Sauer P365 Tactile Reset Trigger Return Spring - OEM WEIGHT

    Sig Guy SIG Sauer P365 Tactile Reset Trigger Return Spring - OEM WEIGHT

    Regular price $4.99
    Regular price $4.99 Sale price $4.99
    Unit price /  per 
  • Sig Guy P365  Smooth Pull" Trigger Return Spring -20% image 0

    Sig Guy SIG Sauer P365 Smooth Pull" Trigger Return Spring -20%

    Sig Guy SIG Sauer P365 Smooth Pull" Trigger Return Spring -20%

    Regular price $4.99
    Regular price $4.99 Sale price $4.99
    Unit price /  per 
  • Sig Guy Increased Power SIG Sauer P365 Striker SAFETY Spring +20%

    Sig Guy Increased Power SIG Sauer P365 Striker SAFETY Spring +20%

    Sig Guy Increased Power SIG Sauer P365 Striker SAFETY Spring +20%

    Regular price $2.95
    Regular price Sale price $2.95
    Unit price /  per 
  • Sig Guy P365 Reduced Power Striker Safety Spring - 25% image 0

    Sig Guy SIG Sauer P365 Reduced Power Striker Safety Spring - 25%

    Sig Guy SIG Sauer P365 Reduced Power Striker Safety Spring - 25%

    Regular price $2.95
    Regular price $2.95 Sale price $2.95
    Unit price /  per 
  • Sig Guy P365 Magazine Catch Spring - STAINLESS STEEL image 0

    Sig Guy SIG Sauer P365 Magazine Catch Spring - STAINLESS STEEL

    Sig Guy SIG Sauer P365 Magazine Catch Spring - STAINLESS STEEL

    Regular price $5.49
    Regular price $5.49 Sale price $5.49
    Unit price /  per 
  • Sig Guy SIG Sauer P365 Extractor Spring - OEM WEIGHT

    Sig Guy SIG Sauer P365 Extractor Spring - OEM WEIGHT

    Sig Guy SIG Sauer P365 Extractor Spring - OEM WEIGHT

    Regular price $4.99
    Regular price Sale price $4.99
    Unit price /  per 
  • Sig Guy Increased Power P365 10 Round Magazine Spring +10% image 0

    Sig Guy Increased Power SIG Sauer P365 10 Round Magazine Spring +10%

    Sig Guy Increased Power SIG Sauer P365 10 Round Magazine Spring +10%

    Regular price $6.95
    Regular price $6.95 Sale price $6.95
    Unit price /  per 
  • Sig Guy Increased Power P365 12 Round Magazine Spring +10% image 0

    Sig Guy Increased Power SIG Sauer P365 12 Round Magazine Spring +10%

    Sig Guy Increased Power SIG Sauer P365 12 Round Magazine Spring +10%

    Regular price $6.95
    Regular price $6.95 Sale price $6.95
    Unit price /  per 
  • Sig Guy Increased Power P365 15 Round Magazine Spring +10% image 0

    Sig Guy Increased Power SIG Sauer P365 15 Round Magazine Spring +10%

    Sig Guy Increased Power SIG Sauer P365 15 Round Magazine Spring +10%

    Regular price $6.95
    Regular price $6.95 Sale price $6.95
    Unit price /  per 
  • Sig Guy Redesigned P365 XMACRO 17 Round Magazine Spring image 0

    Sig Guy Redesigned SIG Sauer P365 XMACRO 17 Round Magazine Spring

    Sig Guy Redesigned SIG Sauer P365 XMACRO 17 Round Magazine Spring

    Regular price $7.95
    Regular price $7.95 Sale price $7.95
    Unit price /  per 
  • Sig Guy Increased Power SIG Sauer P365 XMACRO 17rd Magazine Spring - 17rd, +3 & +4

    Sig Guy Increased Power SIG Sauer P365 XMACRO 17rd Magazine Spring - 17rd, +3 & +4

    Sig Guy Increased Power SIG Sauer P365 XMACRO 17rd Magazine Spring - 17rd, +3 & +4

    Regular price $7.95
    Regular price $6.95 Sale price $7.95
    Unit price /  per 
  • Sig Guy Increased Power SIG Sauer P365 XL/XMACRO 25 Round Magazine Spring

    Sig Guy Increased Power SIG Sauer P365 XL/XMACRO 25 Round Magazine Spring

    Sig Guy Increased Power SIG Sauer P365 XL/XMACRO 25 Round Magazine Spring

    Regular price $6.95
    Regular price $6.95 Sale price $6.95
    Unit price /  per 
  • Sig Guy Modified WC365 Grip Modules - Special Order

    Sig Guy Modified WC365 Grip Modules - Special Order

    Sig Guy Modified WC365 Grip Modules - Special Order

    Regular price From $66.95
    Regular price Sale price From $66.95
    Unit price /  per 
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