Frame for 2016 Cadillac ATS
1. Inner Windshield Pillar 
2. Windshield Pillar Trim 
3. Apron Assembly 
4. Inner Windshield Pillar 
5. Inner Center Pillar 
6. Center Floor Pan 
7. Lower Insulator 
8. Inner Lock Pillar 
9. Apron Assembly 
10. Cowl Grille 
11. Uniside Assembly 
12. Uniside Assembly 
13. Inner Panel 
14. Floor Pan 
15. Suspension Sub-frame Cross-member 
16. Cowl Cover 
17. Front Trim 18. Front right No.
Part # / Description / Price
1
Rear Floor Panel 
GM
GM Center Floor Pan
2013-2015. 2016-2018. Foundation for your vehicle's interior components This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors . Collision parts are designed to help promote proper and safe repair
2
Rear Floor Panel GM
GM Rear Floor Pan
Sedan, 2013-2015. 2016-2018, without v. Foundation for your vehicle's interior components This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors . Collision parts are designed to help promote proper and safe repair
4
Driver Side Rear Compartment Floor Panel Rail Extension GM
MSRP $35.52
GM Floor Extension, Left
Sedan, 2013-2015, center floor-upper, center floor-upper. 2016-2018, center floor-upper, center floor-upper. Helps complete the appearance of your vehicle's floor This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors . Collision parts are designed to help promote proper and safe repair
4
Passenger Side Rear Compartment Floor Panel Rail Extension GM
MSRP $35.52
GM Floor Extension, Right
Sedan, 2013-2015, center floor-upper, center floor-upper. 2016-2018, center floor-upper, center floor-upper. Helps complete the appearance of your vehicle's floor This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors . Collision parts are designed to help promote proper and safe repair
8
Number 5 Floor Panel Cross Bar GM
GM Upper Crossmember
Sedan, 2013-2015. 2016-2018, without v. Helps support and strengthen your vehicle's floor panel This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors . Collision parts are designed to help promote proper and safe repair
9
Lower Floor Pan Crossmember with Plates GM
MSRP $124.28
GM Floor Pan Cross-member, Rear lower
Coupe,. Sedan, 2013-2015. Sedan, 2016-2018. Helps support and strengthen your vehicle's floor panel This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors . Collision parts are designed to help promote proper and safe repair
10
Number 6 Floor Panel Cross Bar GM
MSRP $16.97
GM Center Crossmember
Coupe. Convertible. 2016-2018. Helps support and strengthen your vehicle's floor panel This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Collision parts are designed to help promote proper and safe repair
11
Driver Side Floor Panel Number 5 Cross Bar Extension GM
MSRP $92.30
GM Floor Pan Cross-member Bracket, Front left lower
Coupe, lower, front. 2016-2018, lower, front. Sedan, 2013-2015, lower, front. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
11
Passenger Side Number 5 Floor Panel Cross Bar Extension GM
MSRP $90.04
GM Floor Pan Cross-member Bracket, Front right lower
Sedan, 2013-2015, lower, front. Coupe, lower, front. 2016-2018, lower, front. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
12
Driver Side Floor Panel Crossmember Extension GM
MSRP $24.78
GM Floor Pan Cross-member Bracket, Rear left lower
Convertible, center crossmember. Upper. Sedan, 2013-2015, lower, rear. Sedan, 2016-2018, lower, rear. Coupe, center crossmember. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
12
Passenger Side Floor Panel Crossmember Extension GM
MSRP $17.40
GM Floor Pan Cross-member Bracket, Rear right lower
Coupe, center crossmember. Upper. Sedan, 2013-2015, lower, rear. Sedan, 2016-2018, lower, rear. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
13
Passenger Side Upper Front Floor Panel Crossmember Extension GM
MSRP $20.88
GM Cross-member Extension, Right
Sedan, 2013-2015, upper, front. 2016-2018, upper, front. Coupe, upper, front. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
13
Driver Side Upper Front Floor Panel Crossmember Extension GM
MSRP $29.23
GM Floor Pan Cross-member Bracket, Front left upper
Sedan, 2013-2015, upper, front. Sedan, 2016-2018, upper, front. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
14
Driver Side Floor Panel Number 5 Cross Bar Extension GM
MSRP $37.45
GM Floor Pan Cross-member Bracket, Rear left upper
Sedan, 2013-2015, upper, rear. Sedan, 2016-2018, upper, rear. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
14
Passenger Side Number 5 Floor Panel Cross Bar Extension GM
MSRP $37.95
GM Floor Pan Cross-member Bracket, Rear right upper
Sedan, 2013-2015, upper, rear. Sedan, 2016-2018, upper, rear. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
15
Passenger Side Rear Wheelhouse Inner Panel Brace GM
MSRP $37.68
GM Wheelhouse Brace, Right
Coupe,. 2016-2018. Sedan, 2013-2015. Helps reinforce and align your vehicle's quarter panel This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors . Collision parts are designed to help promote proper and safe repair
15
Rear Driver Side Wheelhouse Inner Panel Brace GM
MSRP $16.28
GM Wheel Housing Side Panel Brace, Rear left
Coupe,. Sedan, 2013-2015. Sedan, 2016-2018. Helps reinforce and align your vehicle's quarter panel This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors . Collision parts are designed to help promote proper and safe repair
16
Rear Driver Side Wheelhouse Panel Gusset GM
MSRP $42.79
GM Frame Stiffener, Rear left
Sedan, 2016-2018. Coupe,. Sedan, 2013-2015. Helps secure and attach your vehicle's body to its chassis panel This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Collision parts are designed to help promote proper and safe repair
16
Passenger Side Rear Wheelhouse Panel Gusset GM
MSRP $43.16
GM Frame Stiffener, Rear right
Sedan, 2013-2015. 2016-2018. Coupe,. Helps secure and attach your vehicle's body to its chassis panel This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Collision parts are designed to help promote proper and safe repair
18
Driver Side Rear Compartment Panel Longitudinal Rail GM
GM Rear Rail Assembly, Left
Coupe,. 2016-2018. Sedan, 2013-2015. Helps strengthen and support your vehicle's underbody This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors . Collision parts are designed to help promote proper and safe repair
18
Rail Assembly GM
MSRP $794.63
GM Rear Rail Assembly, Right
Coupe,. Convertible. 2016-2018. Sedan, 2013-2015.
20
Rear Driver Side Spring Upper Seat GM
MSRP $19.67
GM Spring Seat, Left
Convertible, upper. Coupe, upper. 2016-2018, upper. Sedan, 2013-2015, upper. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
20
Rear Passenger Side Spring Upper Seat GM
MSRP $19.98
GM Spring Seat, Right
Convertible, upper. Coupe, upper. Sedan, 2013-2015, upper. Sedan, 2016-2018, upper. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
22
Driver Side Underbody Number 6 Cross Sill Reinforcement GM
MSRP $20.37
GM Frame Side Member Reinforcement, Rear left outer
Convertible. Sedan, 2013-2015. Sedan, 2016-2018. Coupe. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
22
Passenger Side Number 6 Underbody Cross Sill Reinforcement GM
MSRP $14.49
GM Frame Side Member Reinforcement, Rear right outer
Convertible. Sedan, 2013-2015. Sedan, 2016-2018. Coupe. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
23
Battery Hold Down Retainer Reinforcement GM
MSRP $18.78
GM Reinforced Plate
Left side only. Sedan, 2013-2015, batter hold down. 2016-2018, batter hold down. Battery hold down. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
24
Rear Driver Side Bumper Impact Bar Anchor Plate GM
MSRP $41.90
GM Rail End, Left
Convertible. Sedan, 2016-2018. Sedan, 2013-2015. Coupe. Helps limit damage in low impact collisions This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
24
Passenger Side Rear Bumper Impact Bar Anchor Plate GM
MSRP $41.90
GM Rail End, Right
Convertible. Sedan, 2016-2018. Sedan, 2013-2015. Coupe. Helps limit damage in low impact collisions This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
27
Rear Compartment Floor Panel Extension GM
MSRP $20.88
GM Side Extension, Right
2016-2018. Rear floor to rr body pnl. Helps complete the appearance of your vehicle's floor This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Collision parts are designed to help promote proper and safe repair