Contact Us Live Chat or 1-888-220-8330
Search Bar
Search by Part Number or Keywords
  • My Garage
  • My Account
  • Cart
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Help Center
< Back ×
Replacement and OEM Parts for Cadillac STS Exhaust Manifolds, Pipes, Mufflers & Components

Select your vehicle for the best product fit

  • Select Vehicle by Model
  • Select Vehicle by VIN
Select Make
Select Model
Select Year
or

Cadillac STS Exhaust Manifolds, Pipes, Mufflers & Components

< Back to View All
Engine & Drivetrain
  • Department
  • Brands
  • Prices

116 products about Cadillac STS Exhaust Manifolds, Pipes, Mufflers & Components found

Show Item:
  • 30
  • 60
  • 90
Sort by:
Recommended
Filter
Sort
View by
  • OEM (Genuine) Cadillac STS Intermed Pipe Seal

    PartNumber: 20876240
    OEM Cadillac STS Intermed Pipe Seal - 20876240
    Product Specifications
    • Item Dimensions: 3.5 x 3.6 x 0.9 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12555555
    • Part Description: Cadillac STS Intermed Pipe Seal
    More Info
    $20.01 MSRP: $31.79
    You Save: $11.78 (38%)
  • OEM (Genuine) Cadillac STS Intermed Pipe Seal

    PartNumber: 20876240
    OEM Cadillac STS Intermed Pipe Seal - 20876240
    Product Specifications
    • Item Dimensions: 3.5 x 3.6 x 0.9 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12555555
    • Part Description: Cadillac STS Intermed Pipe Seal
    More Info
    $20.01 MSRP: $31.79
    You Save: $11.78 (38%)
  • Dorman Cast Iron Natural Exhaust Manifold for Cadillac STS - 673-931

    Dorman® Cast Iron Natural Exhaust Manifold for Cadillac STS

    PartNumber: 673-931
    Product Specifications
    • Bolt Hole Quantity: 10
    • Finish: Natural
    • Gasket or Seal Included: Yes
    • Header Material: Cast Iron
    • Inlet Port Shape: Round
    • Installation Hardware Included: Yes
    • Item Grade: Standard Replacement
    • OE Part Number: 12567687
    • Package Quantity: 1
    • Position: Driver Side
    • UPC: 037495111560
    • Part Description: Cadillac STS Cast Iron Natural Exhaust Manifold
    More Info
    $637.29
  • Walker Quiet Flow Stainless Steel Oval Aluminized Exhaust Muffler for Cadillac STS - 21532

    Walker® Quiet Flow Stainless Steel Oval Aluminized Exhaust Muffler for Cadillac STS

    PartNumber: 21532
    Product Specifications
    • Body Height: 3.250
    • Body Length: 18.000
    • Body Material: Stainless Steel
    • Body Width: 7.750
    • Exhaust Component Mount Type: No Mounts
    • Finish: Aluminized
    • Grade Type: Regular
    • Inlet 1 Inside Diameter: 2.000
    • Inlet 1 Type: Pipe Connection
    • Inlet 2 Inside Diameter: 2.000
    • Inlet 2 Type: Pipe Connection
    • Inlet Configuration: Offset
    • Inlet Offset: 2.5
    • Internet Product Code (IPC): 9E93CB7EFB7
    • Item has MSDS (SDS): N
    • Max Year Covered: 2007
    • MFG Brand Name: Walker Exhaust
    • MFG Model # (Series): 21532
    • MFG Name: Tenneco, Inc
    • Min Year Covered: 2004
    • Most Popular Make / Model: Cadillac CTS
    • Most Popular Year: 2006
    • Muffler Body Height: 3.25
    • Muffler Body Length: 18.0
    • Muffler Body Material: Stainless Steel
    • Muffler Body Width: 7.75
    • Muffler Color / Finish: Bare
    • Muffler Inlet: Offset
    • Muffler Inlet Connection Type: Pipe Connection
    • Muffler Inlet Count: 2
    • Muffler Inlet Diameter (in): 2.0
    • Muffler Inlet Diameter 2 (in): 0.0
    • Muffler Inlet Diameter Designation: Inside Diameter
    • Muffler Outlet: Offset
    • Muffler Outlet Connection Type: Pipe Connection
    • Muffler Outlet Count: 2
    • Muffler Outlet Diameter (in): 2.0
    • Muffler Outlet Diameter Designation: Inside Diameter
    • Muffler Overall Length: 22.0
    • Muffler Reversible: No
    • Muffler Shape: Oval
    • Outlet 1 Inside Diameter: 2.000
    • Outlet 2 Inside Diameter: 2.000
    • Outlet 2 Type: Pipe Connection
    • Outlet Configuration: Offset
    • Overall Length: 22.000
    • Product Grade: Economy
    • Reversible: No
    • Shape: Oval
    • Supplier Company Name: Tenneco, Inc
    • Total Part VIO: 212770
    • Universal Or Specific Fit: Specific
    • UPC: 086387215329
    • Part Description: Cadillac STS Quiet Flow Stainless Steel Oval Aluminized Exhaust Muffler
    More Info
    $63.72
  • Victor Reinz Exhaust Manifold Gasket Set for Cadillac STS - 11-11052-01

    Victor Reinz® Exhaust Manifold Gasket Set for Cadillac STS

    PartNumber: 11-11052-01
    Product Specifications
    • Bolt Hole Quantity: 14
    • Color: Grey
    • Complete: Y
    • Configuration: Two Piece
    • Contains Applications: Y
    • Material: Steel
    • Release Wave: 12/21/2018
    • UPC: 023913770495
    • Part Description: Cadillac STS Exhaust Manifold Gasket Set
    More Info
    $67.23
  • Dorman Cast Iron Natural Exhaust Manifold for Cadillac STS - 674-931

    Dorman® Cast Iron Natural Exhaust Manifold for Cadillac STS

    PartNumber: 674-931
    Product Specifications
    • Bolt Hole Quantity: 2
    • Finish: Natural
    • Gasket or Seal Included: Yes
    • Header Material: Cast Iron
    • Inlet Port Shape: Round
    • Installation Hardware Included: Yes
    • Item Grade: Standard Replacement
    • OE Part Number: 12567688, 12607451, 12638982
    • Package Quantity: 1
    • Position: Driver Side
    • UPC: 019495461913
    • Part Description: Cadillac STS Cast Iron Natural Exhaust Manifold
    More Info
    $443.26
  • Walker Stainless Steel Foil for Cadillac STS - 31379

    Walker® Stainless Steel Foil for Cadillac STS

    PartNumber: 31379
    Product Specifications
    • Gasket / Seal Material: Stainless Steel Foil with Wire Mesh Core
    • Gasket Type: Donut
    • Internet Product Code (IPC): E1B328F5363
    • Item Grade: OEM Standard
    • Item has MSDS (SDS): N
    • Material: Stainless Steel Foil With Wire Mesh Core
    • Max Year Covered: 2019
    • MFG Brand Name: Walker Exhaust
    • MFG Model # (Series): 31379
    • MFG Name: Tenneco, Inc
    • Min Year Covered: 1987
    • Most Popular Make / Model: Toyota Corolla
    • Most Popular Year: 2010
    • Package Contents: 1 Gasket
    • Product Grade: Economy
    • Supplier Company Name: Tenneco, Inc
    • Thickness: 0.800
    • Total Part VIO: 167524
    • UPC: 086387313797
    • Part Description: Cadillac STS Stainless Steel Foil
    More Info
    $12.85
  • Davico Exhaust Manifold with Integrated Catalytic Converter for Cadillac STS - 19249

    Davico® Exhaust Manifold with Integrated Catalytic Converter for Cadillac STS

    PartNumber: 19249
    Product Specifications
    • Inlet Type A: 8 Bolt Manifold Flange
    • Length: 29"
    • O2 Sensor: with 1 O2 Sensor Port
    • Outlet Type A: 2 Bolt Fixed Flange
    • Packaging Type: Boxed
    • Position: Front Passenger Side
    • Sensor Port Count: 1
    • Part Description: Cadillac STS Exhaust Manifold with Integrated Catalytic Converter
    More Info
    $336.85
  • Victor Reinz Exhaust Manifold Gasket Set for Cadillac STS - 11-10494-01

    Victor Reinz® Exhaust Manifold Gasket Set for Cadillac STS

    PartNumber: 11-10494-01
    Product Specifications
    • Bolt Hole Quantity: 7
    • Color: Grey
    • Complete: Y
    • Configuration: Irregular
    • Contains Applications: Y
    • Inside Diameter: 2.000
    • Material: Steel
    • Release Wave: 06/29/2018
    • Thickness: 0.180
    • UPC: 023913656478
    • Part Description: Cadillac STS Exhaust Manifold Gasket Set
    More Info
    $73.87
  • OEM (Genuine) Cadillac STS Converter

    PartNumber: 25971634
    OEM Cadillac STS Converter - 25971634
    Product Specifications
    • Other Names: Catalytic Converter, Converter, Converter & Pipe
    • Item Dimensions: 24.8 x 9.2 x 5.2 inches
    • Item Weight: 10.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19418949
    • Part Description: Cadillac STS Converter
    More Info
    $1899.05 MSRP: $2851.67
    You Save: $952.62 (34%)
  • OEM (Genuine) Cadillac STS Converter

    PartNumber: 25971634
    OEM Cadillac STS Converter - 25971634
    Product Specifications
    • Other Names: Catalytic Converter, Converter, Converter & Pipe
    • Item Dimensions: 24.8 x 9.2 x 5.2 inches
    • Item Weight: 10.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19418949
    • Part Description: Cadillac STS Converter
    More Info
    $1899.05 MSRP: $2851.67
    You Save: $952.62 (34%)
  • OEM (Genuine) Cadillac STS Converter

    PartNumber: 25971634
    OEM Cadillac STS Converter - 25971634
    Product Specifications
    • Other Names: Catalytic Converter, Converter, Converter & Pipe
    • Item Dimensions: 24.8 x 9.2 x 5.2 inches
    • Item Weight: 10.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19418949
    • Part Description: Cadillac STS Converter
    More Info
    $1899.05 MSRP: $2851.67
    You Save: $952.62 (34%)
  • Dorman Cast Iron Natural Exhaust Manifold for Cadillac STS - 674-414

    Dorman® Cast Iron Natural Exhaust Manifold for Cadillac STS

    PartNumber: 674-414
    Product Specifications
    • Finish: Natural
    • Flange Bolt Hole Quantity: 2
    • Flange Stud Hole Quantity: 0
    • Gasket or Seal Included: Yes
    • Header Material: Cast Iron
    • Heat Shield Included: No
    • Inlet Port Shape: Oval
    • Installation Hardware Included: No
    • Item Grade: Regular
    • Manifold Bolt Hole Quantity: 7
    • OE Part Number: 12571102
    • Package Quantity: 1
    • Position: Driver Side
    • UPC: 885484412958
    • Part Description: Cadillac STS Cast Iron Natural Exhaust Manifold
    More Info
    $99.52
  • Walker High Temperature Graphite for Cadillac STS - 31357

    Walker® High Temperature Graphite for Cadillac STS

    PartNumber: 31357
    Product Specifications
    • Gasket / Seal Material: High Temperature Graphite With Wire Mesh Core
    • Gasket Thickness: 0.5
    • Gasket Type: Donut
    • Internet Product Code (IPC): 856CC2BD18E
    • Item Grade: Standard Replacement
    • Item has MSDS (SDS): N
    • Material: High Temperature Graphite With Wire Mesh Core
    • Max Year Covered: 2019
    • MFG Brand Name: Walker Exhaust
    • MFG Model # (Series): 31357
    • MFG Name: Tenneco, Inc
    • Min Year Covered: 1980
    • Most Popular Make / Model: Toyota Corolla
    • Most Popular Year: 2010
    • Package Contents: 1 Gasket
    • Port 1 Length (in): 2
    • Port 1 Width: 2
    • Product Grade: Economy
    • Supplier Company Name: Tenneco, Inc
    • Thickness: 0.500
    • Total Part VIO: 4704581
    • UPC: 086387313575
    • Part Description: Cadillac STS High Temperature Graphite
    More Info
    $7.76
  • Walker Heavy Duty Steel Natural U Bolt Clamp for Cadillac STS - 35336

    Walker® Heavy Duty Steel Natural U Bolt Clamp for Cadillac STS

    PartNumber: 35336
    Product Specifications
    • Bolt Diameter: 0.375
    • Clamp Design: U-Clamp
    • Clamp Maximum Diameter: 2.25
    • Clamp Type: U-Bolt
    • Finish: Natural
    • Gauge: 11.0
    • Grade Type: Regular
    • Hardware Material: Steel
    • Internet Product Code (IPC): B7FF432686E
    • Item Grade: OEM Standard
    • Item has MSDS (SDS): N
    • Material: Steel
    • Max Year Covered: 2019
    • MFG Brand Name: Walker Exhaust
    • MFG Model # (Series): 35336
    • MFG Name: Tenneco, Inc
    • Min Year Covered: 1960
    • Most Popular Make / Model: Ford Explorer
    • Most Popular Year: 2008
    • Nut Type: Hex
    • Package Contents: One Exhaust Clamp
    • Pipe Diameter: 2.250
    • Product Grade: Economy
    • Saddle Hole Type: Round
    • Supplier Company Name: Tenneco, Inc
    • Total Part VIO: 60766000
    • UPC: 086387353366
    • Width: 3.5
    • Part Description: Cadillac STS Heavy Duty Steel Natural U Bolt Clamp
    More Info
    $1.51
  • Victor Reinz Graphite Gray Exhaust Pipe Flange Gasket for Cadillac STS - 71-15790-00

    Victor Reinz® Graphite Gray Exhaust Pipe Flange Gasket for Cadillac STS

    PartNumber: 71-15790-00
    Product Specifications
    • Bolt Hole Quantity: 0
    • Finish: Gray
    • Location: At Converter
    • Material: Graphite
    • Type: Donut
    • UPC: 023913771812
    • Part Description: Cadillac STS Graphite Gray Exhaust Pipe Flange Gasket
    More Info
    $11.75
  • Dorman Cast Iron Natural Exhaust Manifold for Cadillac STS - 674-415

    Dorman® Cast Iron Natural Exhaust Manifold for Cadillac STS

    PartNumber: 674-415
    Product Specifications
    • Finish: Natural
    • Flange Bolt Hole Quantity: 2
    • Flange Stud Hole Quantity: 0
    • Gasket or Seal Included: Yes
    • Header Material: Cast Iron
    • Heat Shield Included: No
    • Inlet Port Shape: Oval
    • Installation Hardware Included: No
    • Item Grade: Regular
    • Manifold Bolt Hole Quantity: 7
    • OE Part Number: 12571101
    • Package Quantity: 1
    • Position: Passenger Side
    • UPC: 885484412972
    • Part Description: Cadillac STS Cast Iron Natural Exhaust Manifold
    More Info
    $92.85
  • Walker Heavy Duty Steel Natural U Bolt Clamp for Cadillac STS - 35335

    Walker® Heavy Duty Steel Natural U Bolt Clamp for Cadillac STS

    PartNumber: 35335
    Product Specifications
    • Bolt Diameter: 0.375
    • Clamp Design: U-Clamp
    • Clamp Maximum Diameter: 2.0
    • Clamp Type: U-Bolt
    • Finish: Natural
    • Gauge: 11.0
    • Grade Type: Regular
    • Hardware Material: Steel
    • Internet Product Code (IPC): 8D5DA5A9834
    • Item Grade: OEM Standard
    • Item has MSDS (SDS): N
    • Material: Steel
    • Max Year Covered: 2019
    • MFG Brand Name: Walker Exhaust
    • MFG Model # (Series): 35335
    • MFG Name: Tenneco, Inc
    • Min Year Covered: 1955
    • Most Popular Make / Model: Honda Accord
    • Most Popular Year: 2015
    • Nut Type: Hex
    • Package Contents: One Exhaust Clamp
    • Pipe Diameter: 2.000
    • Product Grade: Economy
    • Saddle Hole Type: Round
    • Supplier Company Name: Tenneco, Inc
    • Total Part VIO: 56266152
    • UPC: 086387353359
    • Width: 3.25
    • Part Description: Cadillac STS Heavy Duty Steel Natural U Bolt Clamp
    More Info
    $1.36
  • Victor Reinz Exhaust Pipe Flange Gasket for Cadillac STS - 71-14465-00

    Victor Reinz® Exhaust Pipe Flange Gasket for Cadillac STS

    PartNumber: 71-14465-00
    Product Specifications
    • Location: Pipe to Manifold
    • UPC: 023913679422
    • Part Description: Cadillac STS Exhaust Pipe Flange Gasket
    More Info
    $17.95
  • OEM (Genuine) Cadillac STS Muffler & Pipe Seal

    PartNumber: 25709703
    OEM Cadillac STS Muffler & Pipe Seal - 25709703
    Product Specifications
    • Other Names: Converter & Pipe Seal, Muffler & Pipe Seal
    • Item Dimensions: 3.5 x 3.4 x 1.1 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac STS Muffler & Pipe Seal
    More Info
    $16.36 MSRP: $24.66
    You Save: $8.30 (34%)
  • OEM (Genuine) Cadillac STS Muffler & Pipe Seal

    PartNumber: 25709703
    OEM Cadillac STS Muffler & Pipe Seal - 25709703
    Product Specifications
    • Other Names: Converter & Pipe Seal, Muffler & Pipe Seal
    • Item Dimensions: 3.5 x 3.4 x 1.1 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac STS Muffler & Pipe Seal
    More Info
    $16.36 MSRP: $24.66
    You Save: $8.30 (34%)
  • Victor Reinz Steel Exhaust Pipe Flange Gasket for Cadillac STS - 71-13620-00

    Victor Reinz® Steel Exhaust Pipe Flange Gasket for Cadillac STS

    PartNumber: 71-13620-00
    Product Specifications
    • Bolt Hole Quantity: 2
    • Inside Diameter: 2.830"
    • Material: Steel
    • Thickness: 0.160"
    • Type: Flat
    • UPC: 023913671631
    • Part Description: Cadillac STS Steel Exhaust Pipe Flange Gasket
    More Info
    $9.01
  • Victor Reinz Graphite And Metal Exhaust Pipe Flange Gasket for Cadillac STS - 71-13621-00

    Victor Reinz® Graphite And Metal Exhaust Pipe Flange Gasket for Cadillac STS

    PartNumber: 71-13621-00
    Product Specifications
    • Bolt Hole Quantity: 0
    • Inside Diameter: 2.025"
    • Location: Pipe to Manifold
    • Material: Graphite and Metal
    • Thickness: 0.800"
    • Type: Doughnut
    • UPC: 023913671648
    • Part Description: Cadillac STS Graphite And Metal Exhaust Pipe Flange Gasket
    More Info
    $8.72
  • OEM (Genuine) Cadillac STS Manifold Gasket

    PartNumber: 12567655
    OEM Cadillac STS Manifold Gasket - 12567655
    Product Specifications
    • Other Names: Exhaust Manifold Gasket, Manifold Gasket
    • Item Dimensions: 15.2 x 4.1 x 0.2 inches
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Cadillac STS Manifold Gasket
    More Info
    $11.75 MSRP: $18.70
    You Save: $6.95 (38%)
  • OEM (Genuine) Cadillac STS Catalytic Converter

    PartNumber: 12622978
    OEM Cadillac STS Catalytic Converter - 12622978
    Product Specifications
    • Other Names: Catalytic Converter
    • Item Dimensions: 23.3 x 8.2 x 8.2 inches
    • Item Weight: 10.80 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19420108
    • Part Description: Cadillac STS Catalytic Converter
    More Info
    $1267.59 MSRP: $1899.25
    You Save: $631.66 (34%)
  • OEM (Genuine) Cadillac STS Catalytic Converter

    PartNumber: 12622978
    OEM Cadillac STS Catalytic Converter - 12622978
    Product Specifications
    • Other Names: Catalytic Converter
    • Item Dimensions: 23.3 x 8.2 x 8.2 inches
    • Item Weight: 10.80 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19420108
    • Part Description: Cadillac STS Catalytic Converter
    More Info
    $1267.59 MSRP: $1899.25
    You Save: $631.66 (34%)
  • OEM (Genuine) Cadillac STS Catalytic Converter

    PartNumber: 12622978
    OEM Cadillac STS Catalytic Converter - 12622978
    Product Specifications
    • Other Names: Catalytic Converter
    • Item Dimensions: 23.3 x 8.2 x 8.2 inches
    • Item Weight: 10.80 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19420108
    • Part Description: Cadillac STS Catalytic Converter
    More Info
    $1267.59 MSRP: $1899.25
    You Save: $631.66 (34%)
  • OEM (Genuine) Cadillac STS Catalytic Converter

    PartNumber: 12622977
    OEM Cadillac STS Catalytic Converter - 12622977
    Product Specifications
    • Other Names: Catalytic Converter
    • Item Dimensions: 21.8 x 7.8 x 7.6 inches
    • Item Weight: 10.10 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19420099
    • Part Description: Cadillac STS Catalytic Converter
    More Info
    $950.44 MSRP: $1420.88
    You Save: $470.44 (34%)
  • OEM (Genuine) Cadillac STS Catalytic Converter

    PartNumber: 12622977
    OEM Cadillac STS Catalytic Converter - 12622977
    Product Specifications
    • Other Names: Catalytic Converter
    • Item Dimensions: 21.8 x 7.8 x 7.6 inches
    • Item Weight: 10.10 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19420099
    • Part Description: Cadillac STS Catalytic Converter
    More Info
    $950.44 MSRP: $1420.88
    You Save: $470.44 (34%)
  • OEM (Genuine) Cadillac STS Catalytic Converter

    PartNumber: 12622977
    OEM Cadillac STS Catalytic Converter - 12622977
    Product Specifications
    • Other Names: Catalytic Converter
    • Item Dimensions: 21.8 x 7.8 x 7.6 inches
    • Item Weight: 10.10 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 19420099
    • Part Description: Cadillac STS Catalytic Converter
    More Info
    $950.44 MSRP: $1420.88
    You Save: $470.44 (34%)
1-30 of 116 Results
< Previous
1234
Next >

Browse Cadillac STS Exhaust Manifolds, Pipes, Mufflers & Components by Years