SKU: 43319556611

CAT C13 ACERT BIG BOSS EXHAUST MANIFOLD

Sale price$893.25 Regular price$992.50
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Ships within 48 hours · Estimated delivery Aug 20 - Aug 25

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Description

CAT C13 ACERT BIG BOSS EXHAUST MANIFOLDAvailable for: 2004. 5 2010 Caterpillar C13 Acert Engines CAT manifold CARB EO# D773 2 Key Benefits 20% increase in airflow over stock 75 100 degree cooling of EGTs Made in the USA Warranty: 3 Year Unlimited Mile Warranty *RELIABLE INSTALLS ALL PDI PRODUCTS. CALL TO MAKE APPOINTMENT* ** Our CAT C13 Acert Big Boss Exhaust Manifold replaces CAT OEM Part Number 250 4409 We have designed our exhaust manifolds to maximize the exhaust air flow to reduce

Available for: 2004.5 - 2010 Caterpillar C13 Acert Engines 

CAT manifold CARB EO# D773-2

Key Benefits

  • 20% increase in airflow over stock
  • 75-100 degree cooling of EGTs
  • Made in the USA

Warranty: 3 Year Unlimited Mile Warranty

*RELIABLE INSTALLS ALL PDI PRODUCTS. CALL TO MAKE APPOINTMENT* 

** Our CAT C13 Acert Big Boss Exhaust Manifold replaces CAT OEM Part Number 250-4409

We have designed our exhaust manifolds to maximize the exhaust air flow to reduce turbo lag time and cool exhaust temperatures. In the design of the manifold each port is analyzed and tested to provide a balanced flow to the turbocharger. Big Boss Exhaust Manifolds produce, on average, a 20% air flow increase over a stock manifold, cooling exhaust temperatures by 75-100 degrees. PDI manifolds are a big part in maintaining the best exhaust pressure to boost pressure ratios which will provide potential for increased fuel economy.

At PDI, we use only the best material for our products. We use a superior grade of High Silicon with Molybdenum Ductile Iron (HSMD) that eliminates weak points such as warping, cracking, and center divider failure from heat erosion. This material, combined with a redesign of the mounting surfaces, eliminates common failures due to a fatigued manifold.

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: 43319556611

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4.8 ★★★★★
Based on 17 reviews
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Bamaphan
Birmingham, US
★★★★★ 5
Good shoes!!!!!
Size: 10, Color: Tan Full Grain
They are comfortable, they fit, great style. I bought blue, brown and black shoes.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 18, 2025
S
Verified Purchase
Shawn
Chelsea, US
★★★★★ 5
Great Product
Size: 13, Color: Black Full Grain
2nd Johnston & Murphy comfortable and stylish.
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Reviewed in the United States on December 26, 2025
M
Verified Purchase
Margaret
Chelsea, US
★★★★★ 5
Great shoes for business casual, corporate travel
Size: 8.5, Color: White Full Grain
Fit true to size
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Reviewed in the United States on December 30, 2025
J
Verified Purchase
Jocko
Houston, US
★★★★★ 5
Very Comfortable Shoes
Size: 11, Color: Black Full Grain
Were purchased as a gift and the wearer says they are the most comfortable shoes he has
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Reviewed in the United States on December 28, 2025
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Verified Purchase
DALIA ALVAREZ
Waukegan, US
★★★★★ 5
Great shoes
I like these shoes they are comfortable, and look great. Good quality, it fits to its size.
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Reviewed in the United States on May 19, 2025

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