108 products about 2007 GMC Yukon Cooling Systems, Fans, Radiators & Components found
Product Specifications- Notes: Tahoe, Yukon, Escalade
- Item Dimensions: 2.8 x 1.7 x 0.8 inches
- Item Weight: 0.40 Pounds
- Fitment Type: Direct Replacement
- Replaces: 25037062, 12191170, 15326388, 15369305
- Part Description: 2007 GMC Yukon Sensor
More Info Vehicle Fitment- 2007 GMC Yukon | Denali, Denali Hybrid, Hybrid, SL, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L ELECTRIC/FLEX, 8 Cyl 6.0 L ELECTRIC/GAS, 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
$30.68 MSRP: $57.90
You Save: $27.22 (48%)
Product Specifications- Notes: Tahoe, Yukon, Escalade
- Item Dimensions: 4.6 x 3.3 x 0.2 inches
- Item Weight: 0.30 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12580035, 12588372, 12559271, 12610311
- Part Description: 2007 GMC Yukon Water Pump Assembly Gasket
More Info Vehicle Fitment- 2007 GMC Yukon | Denali, Denali Hybrid, Hybrid, SL, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L ELECTRIC/FLEX, 8 Cyl 6.0 L ELECTRIC/GAS, 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
$6.96 MSRP: $12.59
You Save: $5.63 (45%)
Product Specifications- Notes: Tahoe, Yukon, Escalade
- Item Dimensions: 4.6 x 3.3 x 0.2 inches
- Item Weight: 0.30 Pounds
- Fitment Type: Direct Replacement
- Replaces: 12580035, 12588372, 12559271, 12610311
- Part Description: 2007 GMC Yukon Water Pump Assembly Gasket
More Info Vehicle Fitment- 2007 GMC Yukon | Denali, Denali Hybrid, Hybrid, SL, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L ELECTRIC/FLEX, 8 Cyl 6.0 L ELECTRIC/GAS, 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
$6.96 MSRP: $12.59
You Save: $5.63 (45%)
Product Specifications- Notes: Tahoe, Yukon; 4.8l; 4.8 Liter;5.3 Liter, Code Apc, Asa, Ats
- Other Names: Radiator
- Item Dimensions: 48.1 x 26.1 x 8.0 inches
- Item Weight: 14.20 Pounds
- Fitment Type: Direct Replacement
- Replaces: 52473444, 15193108, 15841571, 52486595, 52487604, 15252638, 15124632
- Part Description: 2007 GMC Yukon Radiator Assembly
More Info Vehicle Fitment- 2007 GMC Yukon | Denali, SL, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L GAS
$256.88 MSRP: $364.08
You Save: $107.20 (30%)
Product Specifications- Notes: Replaces 7 & 9 Blade Fan Assemblies; w/AC; w/Enhanced Cooling
- Color: Black
- Connector Quantity: 2
- Connector Type: Male
- Fan Blade Material: Plastic
- Fan Quantity: 2
- Mounting Bracket Included: No
- OE Part Number: 15780796, 15780789, 15780793, 15780794, 15-80881, 15-80882, 15-80883
- Package Contents: Radiator Fan Assembly
- Shroud Included: Yes
- Shroud Material: Plastic
- Terminal Quantity: 2
- UPC: 019495231349
- Part Description: 2007 GMC Yukon Engine Cooling Fan Assembly
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | 8 Cyl 5.3L
Product Specifications- Notes: Tahoe, Yukon, Escalade
- Other Names: Lower Hose
- Item Dimensions: 5.8 x 4.4 x 14.9 inches
- Item Weight: 1.40 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15037656, 15792826, 15769077, 19130015
- Part Description: 2007 GMC Yukon Lower Hose
More Info Vehicle Fitment- 2007 GMC Yukon | Denali, Denali Hybrid, Hybrid, SL, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L ELECTRIC/FLEX, 8 Cyl 6.0 L ELECTRIC/GAS, 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
$33.96 MSRP: $51.23
You Save: $17.27 (34%)
Product Specifications- Notes: Tahoe, Yukon, Escalade
- Other Names: Lower Hose
- Item Dimensions: 5.8 x 4.4 x 14.9 inches
- Item Weight: 1.40 Pounds
- Fitment Type: Direct Replacement
- Replaces: 15037656, 15792826, 15769077, 19130015
- Part Description: 2007 GMC Yukon Lower Hose
More Info Vehicle Fitment- 2007 GMC Yukon | Denali, Denali Hybrid, Hybrid, SL, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L ELECTRIC/FLEX, 8 Cyl 6.0 L ELECTRIC/GAS, 8 Cyl 6.0 L GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
$33.96 MSRP: $51.23
You Save: $17.27 (34%)
Product Specifications- Connector Gender: Female
- Connector Quantity: 1
- Connector Shape: Oval
- Mounting Type: Threaded Nut
- OE Part Number: 15369305
- Terminal Gender: Male
- Terminal Quantity: 2
- Terminal Type: Pin
- UPC: 689604110416
- Wiring Harness Included: No
- Part Description: 2007 GMC Yukon Coolant Temperature Sensor
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2007 GMC Yukon | All Trims | 8 Cyl 5.3L
- 2007 GMC Yukon | All Trims | 8 Cyl 6.2L
Show More Product Specifications- Centerline Length: 16; 19.1; 485
- Contains Spring: No
- End 1 Inside Diameter: 1; 25
- End 2 Inside Diameter: .75; 19
- End 3 Inside Diameter: .63
- End 4 Inside Diameter: .63; 16
- Material: EPDM, Plastic
- Modular Components: Branch
- Modular Hose: Yes
- Molded: Yes
- Number of Quick Connect Fittings: 0
- OE Part Number: 5319
- UPC: 072053546125
- Part Description: 2007 GMC Yukon Engine Coolant Reservoir Hose
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2007 GMC Yukon | All Trims | 8 Cyl 5.3L
- 2007 GMC Yukon | All Trims | 8 Cyl 6.2L
Show More Product Specifications- Core Height: 17.2830"
- Core Thickness: 1.3380"
- Core Width: 33.9760"
- Inlet Diameter: 1.3380"
- Outlet Diameter: 1.5550"
- UPC: 042511219519
- Part Description: 2007 GMC Yukon Engine Coolant Radiator
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2007 GMC Yukon | All Trims | 8 Cyl 5.3L
Product Specifications- Notes: Replaces 5 & 7 Blade Fan Assemblies; w/AC; wo/Enhanced Cooling;w/AC;Replaces 5 & 7 Blade Fan Assemblies; w/AC
- Color: Black
- Connector Quantity: 2
- Connector Type: Male
- Fan Blade Material: Plastic
- Fan Quantity: 2
- Mounting Bracket Included: No
- OE Part Number: 15-80551, 15-80682, 89023366, 89023368, 15780788, 15-80912, 89024933
- Package Contents: Radiator Fan Assembly
- Shroud Included: Yes
- Shroud Material: Plastic
- Terminal Quantity: 2
- UPC: 019495231332
- Part Description: 2007 GMC Yukon Engine Cooling Fan Assembly
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2007 GMC Yukon | All Trims | 8 Cyl 5.3L
- 2007 GMC Yukon | All Trims | 8 Cyl 6.2L
Show More Product Specifications- Color or Finish: Natural
- Hose Attachment End 1: Quick Disconnect
- Hose Attachment End 2: Male Threads
- Hose Material: Rubber/Metal
- Hose Overall Length (In): 24"
- OE Part Number: 20828695
- UPC: 019495423980
- Part Description: 2007 GMC Yukon OE Solutions Inlet Outlet Oil Cooler Line
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2007 GMC Yukon | All Trims | 8 Cyl 5.3L
Product Specifications- Notes: w/o Tow Package; 5/7 Fan Blades
- Blade Material: Plastic
- Blade Material B : Plastic
- Blade Type: Rigid
- Connector B Gender: Female
- Connector B Shape: Oval
- Connector B Type: Spade
- Connector Gender: Female
- Connector qty: 2
- Connector Shape: Oval
- Connector Type: 2 Terminal connector
- Electrical or Mechanical: Electrical
- Fan 1 Blade Quantity: 7
- Fan 2 Blade Quantity: 7
- Fan Clutch Mounted: Fan clutch not mounted within the assembly.
- Fan Quantity: 2
- Height IN: 19.500
- Height MM: 520.700
- Housing Finish: Black
- Hub Bolt Hole Quantity: OE Mount
- Material: Plastic / Metal
- Motor Type A: Radiator Fan Assembly
- Mount Type: OE mount
- Mounting Hardware: Not Included
- O.E. Replacement: Yes
- Package Depth IN: 41.000
- Package Depth MM: 1041.400
- Package Height IN: 7.750
- Package Height MM: 196.850
- Package Length IN: 25.500
- Package Length MM: 647.700
- Performance Rated: Yes
- Shroud Included: Included
- Shroud Material: Plastic
- Style: Radiator Fan, Condenser Fan
- Terminal Gender: Male
- Terminal Quantity: 2
- UPC: 096361760158
- Voltage: 12
- Width IN: 33.250
- Width MM: 889.000
- Part Description: 2007 GMC Yukon Dual Radiator And Condenser Fan Assembly
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | All Engines
Product Specifications- Notes: Bottom Header: 3 3/16" x 18 1/2"; Configuration: w/EOC; Core Size: 34" x 18 7/16" x 1 1/4"; Manufactured Material: Plastic/Alum; Rows: 1; Top Header: 3 3/16" x 18 1/2"; w/TOC
- Bottom Header: 3 3/16" x 18 1/2"
- Configuration: w/ EOC
- Core Size: 34" x 18 7/16" x 1 1/4"
- Manufactured Material: Plastic/Aluminum
- OE Part Number: 15841569
- Rows: 1
- Top Header: 3 3/16" x 18 1/2"
- UPC: 762405254654
- Part Description: 2007 GMC Yukon Engine Coolant Radiator
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2007 GMC Yukon | All Trims | 8 Cyl 5.3L
Product Specifications- Quantity: 1 Piece
- UPC: 072053608595
- Part Description: 2007 GMC Yukon Cooling System Tester Adapter
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2007 GMC Yukon | All Trims | 8 Cyl 5.3L
- 2007 GMC Yukon | All Trims | 8 Cyl 6.2L
Show More Product Specifications- Branch Quantity: 0
- Contains Spring: No
- End 1 Inside Diameter: 1.3 in
- End 2 Inside Diameter: 1.3 in
- Material: EPDM
- Modular Hose: No
- Molded: Yes
- Number of Quick Connect Fittings: 0
- OE Part Number: 48217
- UPC: 770075317593
- Part Description: 2007 GMC Yukon Engine Coolant Molded Radiator Hose
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2007 GMC Yukon | All Trims | 8 Cyl 5.3L
- 2007 GMC Yukon | All Trims | 8 Cyl 6.2L
Show More Product Specifications- Color: Black
- Contains Heat Shield: N
- Contains Protective Sleeve: N
- End 1 Inside Diameter: 1 5/16
- End 2 Inside Diameter: 1 5/16
- Hose Type: Single I.D. Hose
- Material: EPDM
- OE Part Number: 15941100, 22827731, 15895598, 20841766, 22861884, 22767360, 15824540, 22885376, 19130027, 25880389, 25976470, 25806517
- SAE Specification: SAE J20R4 Class D-1, SAE J1684 Type EC
- Trunk Height: 31
- UPC: 036687663368
- Part Description: 2007 GMC Yukon Engine Coolant Curved Radiator Hose
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2007 GMC Yukon | All Trims | 8 Cyl 5.3L
- 2007 GMC Yukon | All Trims | 8 Cyl 6.2L
Show More Product Specifications- Housing Material: Aluminum
- Hub Height: 6.90 in
- Hub Pilot Diameter: 5.84 in
- Impeller Material: Metal
- Impeller Rotation: Reverse
- UPC: 886931348448
- Water Pump Drive Type: Serpentine Belt
- Part Description: 2007 GMC Yukon Engine Coolant Water Pump
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2007 GMC Yukon | All Trims | 8 Cyl 5.3L
- 2007 GMC Yukon | All Trims | 8 Cyl 6.2L
Show More Product Specifications- Quantity: 1 Piece
- Size: 48 mm
- UPC: 033342495104
- Part Description: 2007 GMC Yukon 48 mm Cooling System Adapter
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2007 GMC Yukon | All Trims | 8 Cyl 5.3L
- 2007 GMC Yukon | All Trims | 8 Cyl 6.2L
Show More Product Specifications- Notes: 1/2"
- Fitting Angle: Straight
- Fitting Attachment End 1: Quick Disconnect
- Fitting Attachment End 2: Male Thread
- Fitting Finish: Natural/No Finish
- Fitting Size End 1 (in): 1.2"
- Fitting Size End 2 (in): 0.75"
- Material: Steel
- OE Part Number: 15190249, 22988269
- Swivel: No
- Thread Sealer Present: No
- UPC: 019495223672
- Part Description: 2007 GMC Yukon OE Solutions Oil Cooler Line Connector
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2007 GMC Yukon | All Trims | 8 Cyl 5.3L
- 2007 GMC Yukon | All Trims | 8 Cyl 6.2L
Show More Product Specifications- Notes: Tahoe, Yukon, Escalade
- Other Names: Thermostat
- Item Dimensions: 3.7 x 2.6 x 2.2 inches
- Item Weight: 0.50 Pounds
- Fitment Type: Direct Replacement
- Replaces: 89017851
- Part Description: 2007 GMC Yukon Thermostat
More Info Vehicle Fitment- 2007 GMC Yukon | AT4, Denali, Denali Hybrid, Hybrid, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L ELECTRIC/FLEX, 8 Cyl 6.0 L ELECTRIC/GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
$40.04 MSRP: $75.53
You Save: $35.49 (47%)
Product Specifications- Notes: Tahoe, Yukon, Escalade
- Other Names: Thermostat
- Item Dimensions: 3.7 x 2.6 x 2.2 inches
- Item Weight: 0.50 Pounds
- Fitment Type: Direct Replacement
- Replaces: 89017851
- Part Description: 2007 GMC Yukon Thermostat
More Info Vehicle Fitment- 2007 GMC Yukon | AT4, Denali, Denali Hybrid, Hybrid, SLE, SLT | 8 Cyl 4.8 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.0 L ELECTRIC/FLEX, 8 Cyl 6.0 L ELECTRIC/GAS, 8 Cyl 6.2 L FLEX, 8 Cyl 6.2 L GAS
$40.04 MSRP: $75.53
You Save: $35.49 (47%)
Product Specifications- Notes: with Dual Round Ports
- Color: Color May Vary
- Complete: Y
- Configuration: One Piece
- Contains Applications: Y
- Length: 2.6300
- Material: Molded Rubber And Metal
- Meets or Exceeds OEM Specs: Y
- Release Wave: 12/15/2017
- Rim Shape: Oval
- UPC: 023913670535
- Width: 1.0400
- Part Description: 2007 GMC Yukon Dual Round Port Oil Cooler Gasket
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2007 GMC Yukon | All Trims | 8 Cyl 5.3L
- 2007 GMC Yukon | All Trims | 8 Cyl 6.2L
Show More Product Specifications- Notes: w/ Tow Package; 7/9 Fan Blades
- Blade Material: Plastic
- Blade Material B : Plastic
- Blade Type: Rigid
- Connector Gender: Female
- Connector qty: 2
- Connector Type: 2 Terminal connector
- Electrical or Mechanical: Electrical
- Fan 1 Blade Quantity: 7
- Fan 2 Blade Quantity: 7
- Fan Clutch Mounted: Fan clutch not mounted within the assembly.
- Fan Quantity: 2
- Height IN: 26.250
- Height MM: 546.100
- Housing Finish: Black
- Hub Bolt Hole Quantity: OE Mount
- Material: Plastic / Metal
- Motor Type A: Radiator Fan Assembly
- Mount Type: OE mount
- Mounting Hardware: Not Included
- O.E. Replacement: Yes
- Package Depth IN: 40.500
- Package Depth MM: 1028.700
- Package Height IN: 8.000
- Package Height MM: 203.200
- Package Length IN: 24.000
- Package Length MM: 609.600
- Performance Rated: Yes
- Shroud Included: Included
- Shroud Material: Plastic
- Style: Radiator Fan, Condenser Fan
- Terminal Gender: Male
- Terminal Quantity: 2
- UPC: 096361760165
- Voltage: 12
- Width IN: 41.750
- Width MM: 901.700
- Part Description: 2007 GMC Yukon Dual Radiator And Condenser Fan Assembly
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | All Engines
Product Specifications- Notes: Full Service Kit, Incls Sensor, Pigtail, Butt Connectors & Heat Shrink
- UPC: 724620066436
- Part Description: 2007 GMC Yukon Engine Coolant Temperature Sensor
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2007 GMC Yukon | All Trims | 8 Cyl 5.3L
- 2007 GMC Yukon | All Trims | 8 Cyl 6.2L
Show More Product Specifications- Notes: Hella Quality, German Engered
- Color/Finish: Black
- Has the same Color as the orginal part: Black
- Mounting Type: Bolted
- Number of pins: 2
- Resistance: 2700.00
- Sensor Type: NTC Sensor
- Supplementary Article/Supplementary Info: with seal
- Temperature range from [°C]: 25
- Temperature range to [°C]: 80
- Thread Size: M12x1,5
- Voltage [V]: 12
- Part Description: 2007 GMC Yukon Engine Coolant Temperature Sensor
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2007 GMC Yukon | All Trims | 8 Cyl 5.3L
- 2007 GMC Yukon | All Trims | 8 Cyl 6.2L
Show More Product Specifications- Notes: OE Style Design
- Bottom Hose Fitting (in): 1 9/16 Right
- Box Height (in): 7 1/16
- Box Length (in): 41 7/8
- Box Weight (lbs): 19
- Box Width (in): 23 9/16
- Core Length: 34
- Core Material: Aluminum
- Core Thickness: 1 1/4
- Core Width: 17 1/4
- Cross-flow/ Down-flow: Cross Flow
- Hazardous Material: No
- Inlet Length (in): 18 1/16
- Inlet Width (in): 2 3/4
- No. Of Rows: 1
- OE Part Number: 2370, 13029, 22840115, 22840116, CU2370
- Oil Cooler (in): 11 1/2 (high-efficiency Plate Type) ;11 1/2 (high-efficiency Plate Type)
- Outlet Length(in): 18 1/16
- Outlet Width: 2 3/4
- Radiator Cap Supplied: No
- Tank Material: Plastic
- Tech Note: O.E.M. style Plastic tanks & Aluminum core;with quick-connect oil cooler fittings.
- Top Hose Fitting (in): 1 5/16 Left
- UPC: 710353037287
- Part Description: 2007 GMC Yukon Radiator
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | 8 Cyl 5.3L
- 2007 GMC Yukon | All Trims | 8 Cyl 6.2L
Product Specifications- Notes: Cut to Fit
- Color: Black
- Contains Heat Shield: N
- Contains Protective Sleeve: Y
- End 1 Inside Diameter: 1 1/2
- End 2 Inside Diameter: 1 1/2
- Hose Type: Single I.D. Hose
- Material: EPDM
- OE Part Number: 22827735, 22861887, 15037656, 19130015, 15769077, 22742967, 15792826
- SAE Specification: SAE J20R4 Class D-1, SAE J1684 Type EC
- Trunk Height: 17
- UPC: 036687145772
- Part Description: 2007 GMC Yukon Engine Coolant Curved Radiator Hose
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2007 GMC Yukon | All Trims | 8 Cyl 5.3L
- 2007 GMC Yukon | All Trims | 8 Cyl 6.2L
Show More Product Specifications- Notes: Radiator Fan Motor; OE Replacement
- Bolt Quantity: 3
- Color: Black
- Connector Gender: Female
- Connector Quantity: 1
- Connector Shape: Oval
- Motor Diameter: 4
- Motor Type: 4 Pole
- Mount Type: OE Mount
- Number of Speeds: OE Equivlent
- O.E. Replacement: Yes
- Performance Rated: Yes
- Power Requirement: 12 volt
- Rotation: Clockwise
- Shroud: No
- Style: Radiator Fan
- Terminal Gender: Male
- Terminal Quantity: 2
- UPC: 096361757684
- Wire Quantity: 2 lead wires w/ Connector; 2 Lead Wires w/Connector
- Part Description: 2007 GMC Yukon Radiator Fan Motor
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | All Engines
Product Specifications- Notes: Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; HD
- Clutch Type: Thermal
- Rotation: Counter Clockwise
- UPC: 083286188372
- Part Description: 2007 GMC Yukon Engine Cooling Fan Clutch
More Info Vehicle Fitment- 2007 GMC Yukon | All Trims | 8 Cyl 4.8L
- 2007 GMC Yukon | All Trims | 8 Cyl 5.3L