2021 Chevrolet Exhaust Parts


Showing 1 - 10 of 322 products
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Proform
  • Wedge-Locking Header Bolts
  • Hex Head; 3/8-16 Thread X 3/4 in Black Oxide
  • Engine Header Bolts; Wedge-Locking Technology; Hex Head Type; 3/8-16 Thread X 3/4 Inch Long; Black Oxide Finish; 16 Pcs in kit; Fits GM BB 396-502 exc 348 and 409, Ford 5.0L, SB 289-302-351W, Mopar 413
  • Product Attributes:
    • Diameter: 3/8-in.
    • Category: Header Bolts
    • Feature/Benefit: Wedge-locking Technology Eliminates Constantly Re-tightening Exhaust Collector Bolts; Blocks Bolt-loosening Rotation Caused By Vehicle Vibrations.
    • Length: 3/4 Inch
    • Applications: Fits Gm Bb 396-502 Exc 348 And 409, Ford 5.0l, Sb 289-302-351w, Mopar 413
    • Part Type: Header Bolts
  • PROFORM Wedge-Locking Header Bolts ELIMINATE the need to constantly re-tighten collector bolts, and without the need for clips, pins, racing-wire, chemicals or gunk. The secret is in the Wedge-Locking Washer's super-hardened external teeth that "bite" into the bottom of the bolt head and the top flange surface. Vibrations that normally cause other bolts to loosen, are blocked by the wedge-locking action that uses tension, instead of friction to stay snug. In fact, contact with oil actually facilitates the effect. Installs/uninstalls with a normal wrench, lubricate, and then reuse. Each set comes with sixteen Hex Head, Grade 8 (12.9) steel bolts (3/8"-16 thread, 3/4" long) with a black oxide finish, and pre-assembled Wedge-Locking Washers.

Additional Fitment Information:
Vehicle Block CC Engine CID
2021 - Chevrolet Express 2500 V - 6 Cyl 4.3L 262

Magnaflow
  • Single Passenger Side Rear Exit
  • Street Series Stainless Cat-Back System
  • Street Series Stainless Cat-Back System
  • Product Attributes:
    • Main Piping Diameter: 3
    • Muffler Type: Straight-through
    • Tip Diameter: 4
    • Muffler Finish: Satin
    • Tip Finish: Polished
    • Tip Shape: Round
    • Exit Style: Single Passenger Side Rear
    • Tip Type: Welded;double Wall;angle Cut;rolled Edge
    • Inlet Connection Type: Bolt-on
    • Subtitle: Cat-back

Additional Fitment Information:
Vehicle Block CC Engine CID
2021 - Chevrolet Colorado L 2457 4 Cyl 2.5L 153

Magnaflow
  • Dual Split Rear Exit
  • Street Series Stainless Cat-Back System
  • Street Series Stainless Cat-Back System
  • Product Attributes:
    • Muffler Type: Straight-through
    • Hangers Included: Yes
    • Tip Finish: Polished
    • Exit Style: Dual Split Rear
    • Tip Type: Welded-on;double Wall;angle Cut;rolled Edge
    • Mounting Bracket Included: No
    • Subtitle: Cat-back
    • Main Piping Diameter: 3
    • Tip Diameter: 4
    • Muffler Finish: Satin
    • Valve Included: Yes
    • Muffler Size: 5x8x18
    • Tip Shape: Round
    • Clamp Type: Band Clamp
    • Inlet Connection Type: Clamp-on

Additional Fitment Information:
Vehicle Block CC Engine Sub Model CID
2021 - Chevrolet Silverado 1500 V - 6 Cyl 4.3L Custom Trail Boss 262

Magnaflow
  • Direct-Fit Muffler Replacement Kit With Muffler
  • Excludes Vehicles with Factory Performance Exhaust
  • Direct-Fit Muffler Replacement Kit With Muffler
  • D-Fit Muffler Replacement Kit With Muffler
  • Product Attributes:
    • Muffler Size Position Rear: 6x6x14
    • Muffler Size Position Front: 4x4x14
    • Hangers Included: Yes
    • Muffler Quantity: 2
    • Muffler Type Position Rear: Straight-through
    • Mounting Bracket Included: No
    • Subtitle: With Muffler
    • Muffler Type Position Front: Tuned Chamber
    • Main Piping Diameter: 3.5
    • Muffler Finish: Satin
    • Valve Included: No
    • Clamp Type: Band Clamp
    • Inlet Connection Type: Clamp-on

Additional Fitment Information:
Vehicle Block CC Engine CID
2021 - Chevrolet Silverado 1500 V 6162 8 Cyl 6.2L 376

Magnaflow
  • Single Passenger Side Rear Exit
  • Street Series Black Chrome Cat-Back System
  • Street Series Black Chrome Cat-Back System
  • Product Attributes:
    • Muffler Size Position Rear: 5x8x18
    • Muffler Size Position Front: 4x4x18
    • Hangers Included: Yes
    • Tip Finish: Black Chrome
    • Exit Style: Single Passenger Side Rear
    • Tip Length: 11
    • Tip Type: Welded-on;double Wall;angle Cut;rolled Edge
    • Muffler Quantity: 2
    • Muffler Type Position Rear: Straight-through
    • Mounting Bracket Included: No
    • Subtitle: Cat-back
    • Muffler Type Position Front: Tuned Chamber
    • Main Piping Diameter: 3
    • Tip Diameter: 4
    • Muffler Finish: Satin
    • Valve Included: No
    • Tip Shape: Round
    • Clamp Type: Band Clamp
    • Inlet Connection Type: Clamp-on

Additional Fitment Information:
Vehicle Block CC Engine Sub Model CID
2021 - Chevrolet Tahoe V 5328 8 Cyl 5.3L SSV 325

Proform
  • Wedge-Locking Header Bolts; Hex Head; 3/8 dia. X 1in Black Oxide ; 12 Pcs
  • Hex Head; 3/8 dia. X 1in Black Oxide
  • Engine Header Bolts; Wedge-Locking Technology; Hex Head Type; 3/8-16 Thread X 1 Inch Long; Black Oxide Finish; 12 Pcs in kit; Fits GM V6, SB 265-400, Buick, Olds, Pontiac 79 and earlier, Mopar BB 383-440 exc 413, AMC V8's w 3/8in bolts
  • Product Attributes:
    • Diameter: 3/8-in.
    • Category: Header Bolts
    • Feature/Benefit: Wedge-locking Technology Eliminates Constantly Re-tightening Exhaust Collector Bolts; Blocks Bolt-loosening Rotation Caused By Vehicle Vibrations.
    • Length: 1 Inch
    • Applications: Fits Gm V6, Sb 265-400, Buick, Olds, Pontiac 79 And Earlier, Mopar Bb 383-440 Exc 413, Amc V8's W 3/8in Bolts
    • Part Type: Header Bolts
  • PROFORM Wedge-Locking Header Bolts ELIMINATE the need to constantly re-tighten collector bolts, and without the need for clips, pins, racing-wire, chemicals or gunk. The secret is in the Wedge-Locking Washer's super-hardened external teeth that "bite" into the bottom of the bolt head and the top flange surface. Vibrations that normally cause other bolts to loosen, are blocked by the wedge-locking action that uses tension, instead of friction to stay snug. In fact, contact with oil actually facilitates the effect. Installs/uninstalls with a normal wrench, lubricate, and then reuse. Each set comes with twelve Hex Head, Grade 8 (12.9) steel bolts (3/8"-16 thread, 1" long) with a black oxide finish, and pre-assembled Wedge-Locking Washers.

Additional Fitment Information:
Vehicle Block CC Engine CID
2021 - Chevrolet Express 2500 V - 6 Cyl 4.3L 262

Proform
  • Wedge-Locking Header Bolts; Hex Head; 3/8 dia. X 3/4in Black Oxide; 12 Pcs
  • Hex Head; 3/8 dia. X 3/4in Black Oxide
  • Engine Header Bolts; Wedge-Locking Technology; Hex Head Type; 3/8-16 Thread X 3/4 Inch Long; Black Oxide Finish; 12 Pcs in kit; Fits GM V6, SB 265-400, Buick, Olds, Pontiac '79 and earlier, Mopar BB 383-440 exc 413, AMC V8's w 3/8" bolts
  • Product Attributes:
    • Diameter: 3/8-in.
    • Category: Header Bolts
    • Feature/Benefit: Wedge-locking Technology Eliminates Constantly Re-tightening Exhaust Collector Bolts; Blocks Bolt-loosening Rotation Caused By Vehicle Vibrations.
    • Length: 3/4 Inch
    • Applications: Fits Gm V6, Sb 265-400, Buick, Olds, Pontiac 79 And Earlier, Mopar Bb 383-440 Exc 413, Amc V8's W 3/8in Bolts
    • Part Type: Header Bolts
  • PROFORM Wedge-Locking Header Bolts ELIMINATE the need to constantly re-tighten collector bolts, and without the need for clips, pins, racing-wire, chemicals or gunk. The secret is in the Wedge-Locking Washer's super-hardened external teeth that "bite" into the bottom of the bolt head and the top flange surface. Vibrations that normally cause other bolts to loosen, are blocked by the wedge-locking action that uses tension, instead of friction to stay snug. In fact, contact with oil actually facilitates the effect. Installs/uninstalls with a normal wrench, lubricate, and then reuse. Each set comes with twelve Hex Head, Grade 8 (12.9) steel bolts (3/8"-16 thread, 3/4" long) with a black oxide finish, and pre-assembled Wedge-Locking Washers.

Additional Fitment Information:
Vehicle Block CC Engine CID
2021 - Chevrolet Express Cargo V - 6 Cyl 4.3L 262

Magnaflow
  • Quad Split Rear Exit
  • Street Series Black Cat-Back System
  • Street Series Black Cat-Back System
  • Product Attributes:
    • Main Piping Diameter: 3
    • Muffler Type: Straight-through
    • Tip Diameter: 3.5
    • Muffler Finish: Satin
    • Tip Finish: Black Coated
    • Tip Shape: Round
    • Exit Style: Quad Split Rear
    • Tip Length: 12.25
    • Tip Type: Welded;double Wall;angle Cut;folded Edge
    • Inlet Connection Type: Clamp-on
    • Subtitle: Cat-back

Additional Fitment Information:
Vehicle Block CC Engine Sub Model CID
2021 - Chevrolet Silverado 1500 V 5328 8 Cyl 5.3L High Country 325

Magnaflow
  • Quad Split Rear Exit For Vehicles with Factory Dual Exhaust
  • Street Series Black Cat-Back System
  • Street Series Black Cat-Back System
  • Product Attributes:
    • Main Piping Diameter: 3
    • Muffler Type: Straight-through
    • Tip Diameter: 3.5
    • Muffler Finish: Satin
    • Tip Finish: Black Coated
    • Tip Shape: Round
    • Exit Style: Quad Split Rear
    • Tip Length: 12.25
    • Tip Type: Welded;double Wall;angle Cut;folded Edge
    • Inlet Connection Type: Clamp-on
    • Subtitle: Cat-back

Additional Fitment Information:
Vehicle Block CC Engine Sub Model CID
2021 - Chevrolet Silverado 1500 V 5328 8 Cyl 5.3L RST 325

Magnaflow
  • Black DPF Series Diesel 5in. Filter-Back
  • Single Passenger Side Rear Exit
  • Black DPF Series Diesel 5in. Filter-Back
  • Black Series Diesel 5in. Filter-Back
  • Product Attributes:
    • Hangers Included: Yes
    • Tip Finish: Black Coated
    • Exit Style: Single Passenger Side Rear
    • Tip Length: 13
    • Tip Type: Welded-on;single Wall;angle Cut;rolled Edge;intercooled
    • Muffler Quantity: 0
    • Mounting Bracket Included: No
    • Subtitle: Filter-back
    • Main Piping Diameter: 5
    • Tip Diameter: 6
    • Valve Included: No
    • Tip Shape: Round
    • Clamp Type: Band Clamp
    • Inlet Connection Type: Bolt-on;clamp-on

Additional Fitment Information:
Vehicle Block CC Fuel Type Engine Body CID
2021 - Chevrolet Silverado 3500 HD V 6599 DIESEL 8 Cyl 6.6L Crew Cab Pickup 403
Showing 1 - 10 of 322 products

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