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Flowmaster Header Collector Ball Flange Kit 15923

Flowmaster Header Collector Ball Flange Kit 15923
Flowmaster Header Collector Ball Flange Kit 15923
$277.99 ea
NEWARRIVING SOONEstimated Ship Date 10/25/2023 (If Ordered Today)15 available from HOLLEY PERFORMANCE PRODUCTS as of 10/03/2023
Model: 4004940
Supplier has not provided any fitment data for this product.
This header collector kit takes the place of three bolt flange type connections and allows for a leak free and gasket free ball flange type connection. Available in various sizes.
  • 16 Gauge Aluminized Tubing
  • Replaces Three Bolt Flange Connection
  • Slip Fit Connections for Easy Assembly
  • Leak Free Ball and Socket Seal
  • 3.50 in. collector to 3.00 in. tubing
  • Premium Flowmaster Quality
  • 3 Year Limited Warranty
Holley Performance Emission Code 5: This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled (Non-Emissions Controlled) Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
Installation Notes:
3.50-inch to 3.00-inch Tubing

About Flowmaster

Manufacturer of performance exhaust systems, mufflers, performance air intakes, turbo boost modules, catalytic converters, race mufflers, headers and numerous exhaust accessories for late model cars, trucks, off-road, Jeeps, SUV’s, classic muscle cars, powersports vehicles and more. Flowmaster® gives you lots of exhaust choices with 12 designs of chambered mufflers, 3 styles of our exclusive “laminar-flow” mufflers and a new line of FlowFX “straight-through” performance mufflers, along with 5 sound categories of exhaust systems, giving you the customer, the power to custom tailor the sound of your vehicle whether you prefer mild, moderate or aggressive tones and sound levels. Since 1983, Flowmaster is the company you can trust, and has led the industry in offering only the best products you can buy for your vehicles.


Download Name File Size


Attachment Method Ball and Socket Flange
Automotive Item Grade High Performance Part
Bolt Circle Diameter N/A
Bolts Or Studs Included Yes
Bolts/Studs Included Yes
California Proposition 65 Required No
Color Gray
Emission Code 5
Engine Make/Size Universal Fit
Finish Stainless Steel
Flange Thickness 0.375 in.
Head Flange Thickness (in) 0.375
Height (in) 3
Inlet Connection Type Straight Pipe
Inlet Diameter 3.500 in.
Inlet Diameter (in) 3.5
Item Height 3.000 in.
Matching Tube Size 3.000 in. OD
Material Aluminized Steel
Material Gauge 16
Outlet Connection Type Straight Pipe
Outlet Diameter 3.000 in.
Outlet Diameter (in) 3
Part Type Exhaust Flange
Product Width OEM
Thickness 0.375 in.
Type of Component Header Flange Kit
Warranty Time 36 Months


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Flowmaster Header Collector Ball Flange Kit 15923:
Mustang Depot 2023