Milzy Motorsports: New Products - Engine Swaps and Conversions

MMS Stainless Downpipe for Pre-Gen W-body 3100 vehicles

Tue, 22 Aug 2023 18:49:20 +0000

Our new 304 Stainless Steel downpipes will eliminate the most restrictive point in your "Pre-gen" W-body's exhaust system. The factory downpipe is even more restrictive than it looks since the bend is double-walled, which results in an actual diameter around 2..

Price: $349.99

3500 differential bracket for 4t45e transmissions

Thu, 24 Oct 2013 18:41:34 +0000

Differential bracket to attach 3500 engine to 4t45e transmissions.

Price: $19.99

Oil Level Bypass Pigtail for 3500 Swap

Thu, 24 Oct 2013 14:59:05 +0000

This pigtail plugs into the stock harness to eliminate the "Low Oil" light when you swap an engine in that does not have the oil level sensor in the oil pan.

Price: $8.99

3500 differential bracket for 4t65e/4t60e transmissions

Wed, 15 May 2013 16:19:24 +0000

Differential bracket to attach 3500 engine to 4t60e or 4t65e (light duty or heavy duty) transmissions.

Price: $24.99

3500 swap ECT extension for 3100/3400 engines

Wed, 15 May 2013 16:16:37 +0000

This extension allows you to plug your 3100/3400's Engine Coolant Temperature sensor connector into the ECT sensor on the rear cylinder head of a 3500.

Price: $19.99

3500 swap MAP adapter for 3100/3400 engines

Wed, 15 May 2013 16:14:57 +0000

This pigtail allows you to use your 3400 MAP sensor connector to hook into a 3500 MAP sensor.

Price: $24.99

MMS Economy Stainless Downpipe for 1998-1999 Monte Carlo 3800

Wed, 13 Feb 2013 20:43:13 +0000

We've created a new line of downpipes to give people on a budget a cheaper option than our $275 downpipes. Like our other downpipes, our new economy downpipe will eliminate the most restrictive point in your Monte Carlo's exhaust system. The factory down..

Price: $274.99

L67 Swap PCM

Thu, 13 Dec 2012 22:12:14 +0000

Got all the parts for your L67 swap, but still need a custom pcm to finish everything off? Well this PCM is what you need. Available in stock or performance modified versions.

Price: $99.99

L67 Swap Axles for W-body cars

Thu, 13 Dec 2012 22:10:02 +0000

Pre-modified axles to make your L67/4t65eHD swap a more bolt-in procedure come fully assembled with new boots and grease.

Price: $224.99

1998-1999 Monte Carlo Z34 Engine Wiring Harness

Thu, 13 Dec 2012 22:07:18 +0000

This is the wiring harness that you want to use to do a L67 engine swap into any "early" w-body car. Don't be fooled into using a gtp harness, it's more work than it's worth. This harness will install easier and leave you with a cleaner, more factory look when..

Price: $274.99