Door Sills
Door sills are the crosspieces found at the bottoms of the frames in most cars, trucks, and SUVs. They're part of the area you step on or over when you get in and out. The simplest door sills are little more than sill plates. Some display manufacturer names, models, or trims. Others are showier, with tap-in power lines behind them that light up that that brand or logo. Either way, whether they're Mopar or GM, your original door sills can be more than just a sum of parts. You can add door sill guards, for example. They'll help keep your door sills clean and defend them from premature wear. Door sill plates and seals, on the other hand, can both protect and prevent water and debris from seeping into your cabin. Other enhancements are available to give your door sills a more stylish look. They range from trim to molding and appliques. When to replace a door sill depends on how visibly damaged or worn it is. Your best replacements will be genuine GM or Mopar, as OEM door sills and accessories are a guaranteed fit for your make and model. Our auto parts department has plenty in stock. Order online today and get upgrading in no time!
Dark Galvanized Cool Liftgate Sill Plate
GM
94556642
Dark gray. Helps enhance the appearance of your vehicle's liftgate
This GM Genuine Part is designed, engineered, and tested to rigorous...
$71.84
MSRP $107.57
Save $35.73
33.2% Off
Jet Black Rear Compartment Sill Plate
GM
96936800
Sedan, trunk compartment, black. Helps enhance the appearance of your vehicle's liftgate
This GM Genuine Part is designed, engineered,...
$33.78
MSRP $49.19
Save $15.41
31.3% Off
Light Ash Gray Liftgate Sill Plate
GM
94556643
Light gray. Helps enhance the appearance of your vehicle's liftgate
This GM Genuine Part is designed, engineered, and tested to rigorous...
$23.62
MSRP $32.67
Save $9.05
27.7% Off
Illuminated Cargo Sill Plate - Jet Black
GM
84237102
Enhance your vehicles appearance with this easy-to-install Cadillac Accessories Cargo Sill Plate that has been designed for a precision...
$324.39
MSRP $395.00
Save $70.61
17.9% Off
Pickup Box Platform Rear Cross Sill
GM
84640929
6.9 ft box. 8 ft box, single rear wheels. Helps secure and strengthen truck bed floor
This GM Genuine Part is designed, engineered, and...
$167.99
Number 2 Underbody Cross Sill Extension
GM
23225273
Type 1. Completes the appearance of your vehicle's body panel
This GM Genuine Part is designed, engineered, and tested to rigorous...
$8.18
MSRP $11.32
Save $3.14
27.7% Off
Pickup Box Platform Rear Cross Sill
GM
20982004
6.5 ft box. 8 ft box without dual rear wheels. 6.5 ft fleetside with 4ws & without composite. 8 ft fleetside with dual rear wheels. 5.5...
$367.42
MSRP $559.55
Save $192.13
34.3% Off
Pickup Box Platform Rear Cross Sill
GM
84412819
8 ft box. Helps secure and strengthen truck bed floor
This GM Genuine Part is designed, engineered, and tested to rigorous standards...
$122.63
MSRP $185.90
Save $63.27
34% Off
Pickup Box Platform Rear Cross Sill
GM
23169553
Long box, Colorado. Short box. Long box Canyon. Helps secure and strengthen truck bed floor
This GM Genuine Part is designed,...
$248.58
MSRP $376.84
Save $128.26
34% Off
Light Ash Gray Liftgate Sill Plate
GM
23233506
Gray. Helps enhance the appearance of your vehicle's liftgate
This GM Genuine Part is designed, engineered, and tested to rigorous...
$38.25
MSRP $55.69
Save $17.44
31.3% Off
Pickup Box Platform Rear Cross Sill
GM
84513540
5.8 ft box. 6.6 ft box. Helps secure and strengthen truck bed floor
This GM Genuine Part is designed, engineered, and tested to...
$152.69
MSRP $231.47
Save $78.78
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