SKU: 56081602062

2017-Present Silverado/Sierra 2500HD/ 3500HD L5P Duramax 6.6L, Armor BLK 3.5-Inch Down-Pipe, MBRP

Sale price$112.50 Regular price$125.00
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Shipping Estimate
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  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 12 - Jul 17

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For Your Every Summer RSVP, with Code: SUMMER15

Description

2017-Present Silverado/Sierra 2500HD/ 3500HD L5P Duramax 6.6L, Armor BLK 3.5-Inch Down-Pipe, MBRPEnhance your Chevrolet GMC 2500HD 3500HD L5P by installing the MBRP GM8436 Down Pipe. This direct replacement down pipe features 3 5 inch mandrel bent tubing, has exhaust wrap pre installed, and boasts a ceramic black coating. This down pipe is designed to enhance your truck's performance, as the GM8436 demonstrated up to an 11 percent increase in flow compared to stock and a weight reduction of 3lbs. Upgrade your truck today with the MBRP's GM8436

Enhance your Chevrolet/GMC 2500HD/3500HD L5P by installing the MBRP GM8436 Down-Pipe. This direct replacement down-pipe features 3-5 inch mandrel bent tubing, has exhaust wrap pre-installed, and boasts a ceramic black-coating. This down-pipe is designed to enhance your truck's performance, as the GM8436 demonstrated up to an 11 percent increase in flow compared to stock and a weight reduction of 3lbs. Upgrade your truck today with the MBRP's GM8436 direct replacement down-pipe.

Fitment:

  • 2017-Up Chevrolet Silverado 2500HD/ 3500HD L5P Duramax 6.6L 
  • 2017-Up GMC Sierra 2500HD/ 3500HD L5P Duramax 6.6L
  • Excludes Medium Duty L5D Models 

Armor BLK Black-Coated Aluminized Steel 3.5-Inch Down-Pipe

Features and Benefits:

  • Ceramic black coating
  • V-band flange to four bolt flange
  • Direct replacement
  • Up to 11 percent flow increase
  • Comes with exhaust wrap installed
  • 3lbs weight savings

Notes: 

  • Excludes Medium Duty L5D Models
  • Not to be sold in California

MBRP, Stand out from the crowd with a performance exhaust system that sounds great.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 56081602062

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Charlie J
Grantham, US
★★★★★ 4
Good quality
Size: 10 sqft
I wish it was a little better but it definitely works great and look good for how cheap it is
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Reviewed in the United States on January 23, 2026
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R. Selberg
Fort Morgan, US
★★★★★ 5
Works well
Size: 10 sqft
Worked great at a budget price. I used it to damp a fiberglass loudspeaker horn. Easy to work with too.
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Reviewed in the United States on May 8, 2026
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Devan
Port Orchard, US
★★★★★ 5
Good material but bites back
Size: 20 sqft
Very good product for my rear trunk and backseat on my mustang. I would recommend some type of gloves due to the foil itself when placing down will cut up your hands and fingers. Overall good product for its price.
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Reviewed in the United States on May 23, 2026
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K.M
Phoenix, US
★★★★★ 5
Great and light!
Style: 30 pcs
Worked out great. Good stuff and sound deadens the vehicle without adding a ton of weight.
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Reviewed in the United States on June 3, 2026
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Robert N.
Massapequa, US
★★★★★ 4
Buy this!!!!
Style: 30 pcs
Very thick and effective. Sticks well too. Great buy
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Reviewed in the United States on May 30, 2026

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