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Vehicle Info NeededDYNATECHPART NUMBER: 329-783-71241
Slip-On Collector 2-1/4" Primary Tubes
$19999
Ships on Sep 11, 2026
Lowest Price Guarantee4" Collector Outlet
Slip-On Collector2-1/4" Primary Tubes 4" Collector Outlet 12" Length E-Vac Bung Ceramic Coated
- Formed long transition 4 into 1 design for maximum power
- Includes threaded adaptor and plug
- Unique 18mm bung is placed in the ideal location for optimum vacuum for the Pan E-Vac system or allows fitting an oxygen sensor for air/ fuel meter
- Jig located U-tabs at 180° for bolt-on mounting
- Hi-temp silver ceramic coating inside and out
- Sold individually
- Dynatech slip-on race collectors offer great performance at an affordable price. All collectors come race-ready, to bolt on right out of the box. A unique feature is the pan e-vac bung installed on ceramic coated collectors. By using an 18mm thread, you have the option to use the included threaded adapter for your breather line hook-up, or oxygen sensors found on fuel injection and air/fuel ratio meters. U-tabs are jig installed for a direct bolt-on fit to all Dynatech Drag Headers. Available in Hi-Temp silver ceramic that is applied inside and out for durability and appearance, or Hi-Temp black. Sold 1/pkg.
Part TypeHeader Reducer
Product LineDynatech Slip-On Collectors
BrandDYNATECH
Package Height6.3
Package Width6.3
Package Length15.1
Weight5.14 PG
Part CategoryPerformance Parts
Collector TypeSlip-on
Collector FinishCeramic coated
QuantitySold individually
Overall Length12 in (304.8 mm)
Part FitmentUniversal
Collector MaterialMild steel
Vendor Part Number783-71241
Package Qty1
Package TypeEA
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