Home / Shop / Banks Power 07-11 Jeep 3.8L Wrangler - 2dr Monster Exhaust System - SS Single Exhaust w/ Black Tip

Banks Power 07-11 Jeep 3.8L Wrangler - 2dr Monster Exhaust System - SS Single Exhaust w/ Black Tip

SKU: GBE51321-B

Exhaust Systems

GBE Monster Exhaust Black Tip...

Banks Power

Banks Power 07-11 Jeep 3.8L Wrangler - 2dr Monster Exhaust System - SS Single Exhaust w/ Black Tip

SKU: GBE51321-B

Exhaust Systems

GBE Monster Exhaust Black Tip...

BACKORDER This item will be special ordered in for you. Contact us prior to purchase if you require an ETA.

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Description

Huge 2.5 inch stainless mandrel-bent tailpipe with a polished tip. Straight-thru Monster muffler flows up to 119 percent better than stock. Slashes backpressure, rich, authoritative sound. Constructed of heavy-gauge stainless steel, Banks Monster features a supersized, 2.5 inch tailpipe with a stainless tailpipe tip polished to a mirror finish - or choose the new Black tip! Monster Muffler, Banks straight-through performance muffler, is the industry's least restrictive, more than doubling the stock flow. Monster virtually eliminates backpressure from the catalytic converter back, for more power and efficiency - and an authoritative, yet civil, exhaust note. Available for 2-door and 4-door models. Includes: Stainless Monster muffler, Stainless 2.5 inch tailpipe, Polished Chrome or Black stainless tailpipe tip, Mounting hardware.

Product Overview

Huge 2.5 inch stainless mandrel-bent tailpipe with a polished or Black tip. Straight-thru Monster muffler flows up to 140 percent better than stock. Slashes backpressure, throaty sound. Constructed of heavy-gauge stainless steel, Banks Monster features a supersized, 2.5 inch tailpipe with a stainless tailpipe tip polished to a mirror finish. Banks Monster muffler, its straight-through performance muffler, is the industry's least restrictive. In comparison tests, Banks muffler flowed 501.2 cfm at 1 psi - a 140 percent improvement over the stock exhaust's 208.6 cfm, and about 44 percent better than the nearest competitor. Monster virtually eliminates backpressure from the catalytic converter back, for more power and efficiency - and an authoritative, yet civil, exhaust note. For maximum results, combine with Banks TorqueTube system. Includes: Stainless Monster muffler, Stainless 2.5 inch tailpipe, Stainless tailpipe tip in polished Chrome or black, Mounting hardware. Key Features: -Mandrel bent Stainless Steel construction -Virtually eliminates backpressure -Lowers exhaust gas temps -Dramatically improves flow -Maximum Airflow -Huge 2.5 inch stainless mandrel-bent tailpipe -Flows up to 140% better than stock -CHROME or CERAKOTE Black tip -Straight-thru Monster muffler -For maximum results, combine with Banks TorqueTube system

Features and Benefits

Flows up to 119 Percent better than stock
Flows up to 140% better than stock!

Product Details

Description:	Monster® Exhaust System
Exhaust Type:	Single
Exit Position:	Single Rear
Exit Style:	Turn Down
Inlet Inside Diameter:	2.500 in.
Material:	Stainless Steel
Outlet Outside Diameter:	2.500 in.
Part Number:	gbe51321-B
Tail Pipe Diameter:	2.500 in
Tip Diameter:	3.130 in. x 3.750 in. x 11.000 in.
Title:	Banks Power Monster Exhaust System
Tubing Diameter:	2.500 in.
WARNING CA Proposition 65 Message:	California Residents: Prop 65 Warning WARNING: Cancer and Reproductive Harm Visit: www.p65warnings.ca.gov
WARNING CA Proposition 65:	Yes

Application Summary

2007-2011 Jeep 3.8L Wrangler 2-door

Part Type

Exhaust System Kit

Data: v4.2 - Upd: 2026-10-13 21:20:57

Features

Flows up to 119 Percent better than stock

Specifications

Product Attributes - UPC: 801279813212
Product Attributes - Brand: Banks Power
Product Attributes - Notes: Depending on vehicle configuration, some modifications may be required. See installation instructions for details, if applicable.
Product Attributes - Tip Cut: Slant
Product Attributes - Quantity: Sold as a kit.
Product Attributes - Part Type: Exhaust Systems
Product Attributes - Tip Shape: Oval
Product Attributes - Tip Finish: Black powdercoated
Product Attributes - Exhaust Type: Single
Product Attributes - Product Line: Banks Power Monster Exhaust Systems
Product Attributes - System Style: Cat-back
Product Attributes - Tip Included: Yes
Product Attributes - Tip Material: 304 stainless steel
Product Attributes - Tip Quantity: 1
Product Attributes - Exit Location: Rear
Product Attributes - Muffler Style: Perforated tube
Product Attributes - System Finish: Natural
Product Attributes - Inlet Quantity: 1
Product Attributes - Muffler Finish: Polished
Product Attributes - Tip Edge Style: Rolled edge
Product Attributes - System Material: 409 stainless steel
Product Attributes - Muffler Included: Yes
Product Attributes - Muffler Material: 409 stainless steel
Product Attributes - Muffler Quantity: One
Product Attributes - Hardware Included: Yes
Product Attributes - Special Attention: It is illegal to install parts or components that bypass, defeat, or render inoperative the manufacturers’ technology and design necessary to reduce vehicle emissions to meet state and federal Clean Air Act standards.
Product Attributes - Muffler Configuration: Single inlet/Single outlet
Product Attributes - Tip Outlet Size (in.): 3.75
Product Attributes - Tailpipe Diameter (in.): 2.50 in.
Product Attributes - Manufacturer's Part Number: 51321-B
Product Attributes - Catalytic Converter(s) Included: No
Product Attributes - Intermediate Pipe Diameter (in.): 2.50 in.

Reference Information

Brand Name/s	Banks Power
StreetFX SKU	gbe51321-B
SFX Item ID	4385931
Supplier Item Code	4385931
Manufacturer SKU	51321-B
Manufacturer UPC	801279813212
Alternative References	BAN51321-B, 3.8L, 2dr