Exhaust Mufflers and Resonators

Flowmaster

Pre-Bent Tailpipes Fits 1978-1988 GM G-Body Flowmaster

$504.39

SKU: F00L 15817

In Stock
In Stock
Ships by Jun 7
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Part #: 15817

These Builder Series tailpipes are constructed from 2.50-inch mandrel-bent 16-gauge aluminized steel tubing for maximum flow, tuck up high in the chassis for good clearance and exit straight-out the back under the rear bumper. Designed to be used with Side Inlet/Opposite Side Outlet mufflers such as part# 942548 (Super 44 Series) or 942553 (50 Series) mufflers. Covered by our 3-year Limited Warranty. Note: Not designed to fit in factory bumper exhaust cutouts. Some fitment may be necessary. Does Not include installation hardware or exhaust tips.

Features:

  • Exits Straight-out under the Rear Bumper
  • Mandrel Bent 16 Gauge Aluminized Tubing
  • Mandrel-bent for Maximum Performance
  • Exits At Rear Of Vehicle
  • High Clearance around Rear Differential
  • 3 Year Limited Warranty
  • Designed for Double Off-set Mufflers
  • Premium Flowmaster Quality
  • 16 Gauge Aluminzed Steel Tubing
  • Does Not Include Hardware
  • 3-year Limited Warranty

Tailpipe Set | Dual Rear Exit | 2.5 in. Dia. Sold In Pairs | Hardware/Hangers Are Required For Installation | Offset Inlet/Offset Outlet Mufflers Required

Fitment

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Specifications

BrandFlowmaster
Part NumberF00L 15817

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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