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!
Driver Side Underbody Number 2 Cross Sill Extension
GM
23225272
Type 3. Completes the appearance of your vehicle's body panel
This GM Genuine Part is designed, engineered, and tested to rigorous...
$3.16
MSRP $4.37
Save $1.21
27.7% Off
Driver Side Underbody Number 2 Cross Sill Extension
GM
84294379
Completes the appearance of your vehicle's body panel
This GM Genuine Part is designed, engineered, and tested to rigorous standards and...
$31.45
MSRP $45.80
Save $14.35
31.3% Off
Passenger Side Number 6 Underbody Cross Sill Reinforcement
GM
95983547
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$8.93
MSRP $12.35
Save $3.42
27.7% Off
Passenger Side Number 2 Underbody Cross Sill Extension
GM
23225271
Completes the appearance of your vehicle's body panel
This GM Genuine Part is designed, engineered, and tested to rigorous standards and...
$16.26
MSRP $22.49
Save $6.23
27.7% Off
Passenger Side Number 6 Underbody Cross Sill Reinforcement
GM
25993912
Convertible. Sedan, 2013-2015. Sedan, 2016-2018. Coupe. This GM Genuine Part is designed, engineered, and tested to rigorous standards...
$10.48
MSRP $14.49
Save $4.01
27.7% Off
Dark Ash Gray Driver Side Liftgate Sill Plate
GM
23382371
Grey. Enhances appearance of your vehicle's liftgate
This GM Genuine Part is designed, engineered, and tested to rigorous standards and...
$31.76
MSRP $46.25
Save $14.49
31.3% Off
Ebony Rear Compartment Sill Trim Plate Hole Plug
GM
10345802
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Collision parts are...
$5.22
MSRP $7.22
Save $2.00
27.7% Off
Pickup Box Platform Number 2 Cross Sill Reinforcement
GM
25953820
Regular & extended cab, front. Helps add strength to truck bed panel
This GM Genuine Part is designed, engineered, and tested to...
$6.46
MSRP $8.93
Save $2.47
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