Exhaust Reducer, 4 Inch I.D. to 3-1/2 Inch O.D.

#9174035

Exhaust Reducer, 4 Inch I.D. to 3-1/2 Inch O.D.

Name: Exhaust Reducer, 4 Inch I.D. to 3-1/2 Inch O.D.
Brand: Speedway Motors
SKU: 9174035
Price: 16.49 USD
Availability: InStock
Rating: 5 (10 reviews)

10 Reviews

1 Question

Universal Fit
4-3/4" tube length
Steel construction

Inside Diameter/Outside Diameter:

4" / 3-1/2"

3-1/2" / 3"3" / 2-1/2"3" / 3-1/2"

$16.49

/each

In Stock

Quantity

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Product Summary

Universal Fit, Mild Steel, Raw, 4.75" Tube Length

Universal Fit
4-3/4" tube length
Steel construction
4" big end I.D.
3-1/2" small end O.D.

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Key Specs

MFG. Part #	9174035
Exhaust Tubing Diameter	3-1/2 Inch - 4 Inch
Material Type	Mild Steel
Finish	Raw
Tube Length	4.75"

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Need To Know

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Speedway Motors 9174035 Details

Mild steel exhaust reducer to repair or build your own.

4-1/2” overall length
Swedge for the reduction occurs midway at 2-1/4”

CARB Warning

For race/ off road use or for use on pre-1966 vehicles.

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

CA Prop 65

CARB warning

Speedway Motors 9174035 Specifications

KEY SPECS
MFG. Part #	9174035
Brand	Speedway Motors
Exhaust Tubing Diameter	3-1/2 Inch - 4 Inch
Material Type	Mild Steel
Finish	Raw
Tube Length	4.75"

GENERAL
Inside Diameter Big End	4.00"
Outside Diameter Small End	3.50"
Sold in Quantity	Each
Notes	Expanded length is 1.75"

Ratings & Reviews

10 Reviews

Overall Assessment

Customers uniformly praise our exhaust reducer for its high-quality material and functionality. They find it very practical for modifications, allowing them to seamlessly transition between different exhaust sizes, particularly from 3-1/2" to 4". Additionally, customers appreciate our product’s unique features, such as its appealing chrome tip and color. Buyers compliment the quality over competitors' products, stressing its excellent price value. Users also recommend it for exhaust header projects, highlighting our product's benefits against other brands in the market.

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10 reviews

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Cheapest around

5.0

11 months ago

Koby

Spencer ma

Verified

Shipping was quicker than expected. Best price i could find

Would Recommend

Excellent!

5.0

5 years ago

Tommy

Georgia

Verified

They had exactly what I needed when other didn't! Easy to navigate to find what I needed and the price was more then fair

Would Recommend

I would buy again

5.0

5 years ago

olddog

phoenix.az

Verified

well it is just a piece of pipe

Would Recommend

Reducer

5.0

5 years ago

Eric

Bristow va

Verified

I want to use the Chrome tip on my sons old exhaust system for the F250 truck but needed a reducer to make it work. This worked out perfectly

Would Recommend

3-1/2" to 4" exhaust transition

5.0

6 years ago

Mean Streak Motorsports

Fond du Lac, Wi.

Verified

Speedway always has the parts your project needs that are hard to find, and they are of the quality you wanted, not had to settle for! Thanks for being there, you will see me again and again.

Would Recommend

Great price

5.0

7 years ago

Detroit diesel

Miciga

Verified

Thanks speedway

Would Recommend

Exactly what I needed,

5.0

8 years ago

Rick8288

Coachella, CA

Verified

Exactly what I was looking for, MBRP lied to me, SpeedWays the way to go!

Would Recommend

This fits the bill, I would buy it again. Very high quality.

5.0

8 years ago

tator

St. Paul, MN

Verified

Used it for an exhaust header. Very good quality

Would Recommend

Looks good just have not got a chance to install yet.

5.0

9 years ago

Biz

Kronenwetter WI. 54455

Verified

awesome color.

Would Recommend

Exhaust reducer

5.0

9 years ago

Shawn

Pelion South Carolina

Verified

Use the product to reduce from 4 inch to 3 inch everything is great about it couldn't find anything wrong with it

Would Recommend

Showing 10 of 10 reviews