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#42550250FLT
Flowtech 50250FLT Red Hot Glass Pack Muffler, Slip-Fit, 2 Inch Inlet
- Features a large diameter 3.5" case
- Both the inlet and outlet diameters are 2"
- Backpressure is decreased to increase flow and help boost power
$32.57
/each
In Stock
$36.19
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Product Summary
Universal Fit, Glass Pack Muffler Type, Steel, Painted
- Features a large diameter 3.5" case
- Both the inlet and outlet diameters are 2"
- Backpressure is decreased to increase flow and help boost power
- Has an overall length measuring 24.00" and a body length of 18"
- The classic design includes thick, long-lasting, high heat Cerama-Glass packing
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See rebate detailsKey Specs
| MFG. Part # | 50250FLT |
| Brand | Flowtech Exhaust |
| Muffler Type | Glass Pack |
| Inlet Diameter | 2" |
| Outlet Diameter | 2" |
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Return PolicyFlowtech Exhaust 50250FLT Details
Flowtech Exhaust 50250FLT Details
Red Hots from Flowtech may be the best muffler value on the market today. The classic design includes thick, long-lasting, high heat Cerama-Glass packing wrapped around a power louver baffle. Backpressure is decreased to increase flow, help boost power and they sound RED HOT! Red Hots are only available in a rich red finish, In your choice of 2"", 2.250"" and 2.5"" outlet diameters (shown below).
- Delivers Rich,Powerful,Red Hot Sound
- Low Backpressure to Increase Performance
- Large Diameter 3.5"" Case
Rebates
Holley October Promo 10% Off Select Parts Sale
Holley's October Promo 10% Off Select Parts Sale, running from September 28, 2026, through November 1, 2026. For a limited time, customers can save up to 10% off on select Holley parts, making it the perfect opportunity to upgrade your ride with premium Holley branded parts including Holley, Brawler, Quick Fuel, Leg Wheels, Rev Wheels, Rocket Racing, Flowtech, Edge, Racequip, Apr and Dinan. Purchases must be made between September 28, 2026, through November 1, 2026. This limited-time offer applies to qualifying Holley branded parts purchased during the promotional period. Following the promotion, these parts will revert back to standard pricing.
Guides & Documents
Flowtech Exhaust 50250FLT Specifications
Flowtech Exhaust 50250FLT Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 50250FLT |
| Brand | Flowtech Exhaust |
| Muffler Type | Glass Pack |
| Inlet Diameter | 2" |
| Outlet Diameter | 2" |
| GENERAL | |
| Overall Length | 24.00" |
| Body Length | 18.00" |
| Overall Height | 3.50" |
| Material Type | Steel |
| Finish | Painted |
| Outside Diameter | 3.5" |
| Case Shape | Round |
| Inlet Location | Center |
| Outlet Location | Center |
| Outlet Quantity | One |
| Inlet Quantity | One |
| GTIN Code | 090127500255 |
| Sold in Quantity | Each |
Ratings & Reviews
4.4
10 Reviews
Customers generally express satisfaction with the sound quality and fit of these mufflers. They have been lauded for their impressive performance in custom builds, with their solid construction and deep, distinct sound at all RPMs frequently mentioned, enhancing vehicles ranging from mud trucks to hot rods. Some customers mentioned loose fits, but most highlight the easy installation and flexibility to weld or clamp the product. Many view these mufflers as a quality buy with a reasonable price, distinguishing them favorably in the marketplace. However, some wish for tighter inlet and outlet sizes.
Ratings & Reviews
4.4
10 Reviews
Customers generally express satisfaction with the sound quality and fit of these mufflers. They have been lauded for their impressive performance in custom builds, with their solid construction and deep, distinct sound at all RPMs frequently mentioned, enhancing vehicles ranging from mud trucks to hot rods. Some customers mentioned loose fits, but most highlight the easy installation and flexibility to weld or clamp the product. Many view these mufflers as a quality buy with a reasonable price, distinguishing them favorably in the marketplace. However, some wish for tighter inlet and outlet sizes.
4.4
10 reviews
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7
4
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Most Liked Positive Review
5.0
Flow teck 50250 red hot glass packs
used these mufflers on my hot rod build, the pie fit all the descriptions as listed,this is a big deal on a custom build
Most Liked Negative Review
1.0
Not this procuct
This Inlet and outlet sizes have too much clearance for the sizes they advertise to fit.
Filter by Ratings
I would buy these again
4.0
a year ago
Pontiac
Ortonville MI
Verified
Came exactly as advertised and worked well
Would Recommend
Shouldn't have to buy this again but I would if needed.
5.0
4 years ago
Neilo
Burlington,NY
Verified
Loose fitting on 2" pipe. Could make them a tighter fit. Flow direction is on carton.
Would Recommend
Sounds great
4.0
4 years ago
JEFF
Canada
Verified
Put a pair of these on my built flathead and they sound amazing. Very happy with these.
Sweptline D100
5.0
7 years ago
Scottydog
Manhattan KS
Verified
Worked great sounds fantastic 67 Dodge 318
Would Recommend
Glass pack slip on muffler.
5.0
7 years ago
99vicbike
East Hartland ct
Verified
Easy to install and weld in or clamp your choice.
Would Recommend
sound great
5.0
7 years ago
devil doDgE
Elgin, OK
Verified
put them on the 75 dodge mud truck, sound great and great fit, cant beat the price either.
Would Recommend
Not this procuct
1.0
9 years ago
Norb
Carnegie, PA
Verified
This Inlet and outlet sizes have too much clearance for the sizes they advertise to fit.
Would Not Recommend
Great buy very good product
5.0
9 years ago
Teddy bear
Portland Oregon
Verified
Great product as is everything I have bought from speedway
Flow teck 50250 red hot glass packs
5.0
10 years ago
Kelly
Clear Lake Iowa
Verified
used these mufflers on my hot rod build, the pie fit all the descriptions as listed,this is a big deal on a custom build
Would Recommend
Mufflers
5.0
10 years ago
jengel
Pa.
Verified
Nice solid mufflers. Good deep sound at all rpm,s. Really makes my flathead sound good at idel.
Showing 10 of 10 reviews
Questions & Answers
Questions & Answers
3 Questions • 5 Answers
Will this muffler fit my 2 inch stock exhaust pipes. Will they slid on or do I have to go to the 2 and a half inch muffler.
by John
• 8 years ago
3 answers
View Answers
what is the overall dim.?
by rick
• 10 years ago
1 answer
View Answer
Dear Team Will this (Flowtech 50250FLT Red Hot Glass Pack Muffler, Slip-Fit, 2 Inch Inlet) fit into a vintage 1947 Indian Chief? My headers are 1.5" dia including thickness.
by Shuhaib Abdul Rehman
• 10 years ago
1 answer
View Answer
3 of 3 questions shown