
RAM DT 1500 5.7L HEMI Varex Valved Cat Back Exhaust System Special order
Exhaust Systems AustraliaRRP$2350.00RAM DT 1500 5.7L HEMI Varex Valved Cat Back Exhaust System Special order item for Xforce - Dodge.
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RAM 1500 DS 5.7L HEMI Varex Valved Cat Back Exhaust System Special order item for Xforce - Dodge.
Category: Complete exhaust systems


The Exhaust Systems Australia RAM-1500-DS-5-7L-HEMI-VAREX-VALVED-CAT-BACK-EXHAUST-SYSTEM is a valved cat-back exhaust listed to fit the RAM 1500 DS with the 5.7L HEMI V8. It runs a bi-modal Varex valved muffler, so the note can shift between a quieter and a louder mode.
A cat-back replaces the exhaust from behind the catalytic converter to the tailpipe, so the factory cat and the pipework ahead of it stay where they are. On the DS 1500 5.7L HEMI that makes this a rear-section upgrade rather than an engine-back rebuild. The build is listed against the 5.7L HEMI; the supplier hasn't published a pipe diameter or material in this listing, so we'd confirm those with you rather than assume.
The defining feature is the bi-modal, valved muffler. A Varex-style valve opens and closes a path through the muffler so the system can run a more restrained note with the valve shut and a louder one with it open, typically driver-switchable. On a HEMI it's a way to add exhaust character on demand without the system being loud at all times. We can't quote a sound level because none is published for this part.
It's listed to fit the RAM 1500 DS with the 5.7L HEMI — the same HEMI platform Dodge has run across these trucks. Because this is a special-order item, send your exact build, year and trim through and we'll confirm the listing matches before anything is ordered. We treat fitment as listed-to-fit rather than guaranteed, so the build check comes first.
Oak Flats Muffler Men supplies and fits this valved cat-back in-house in the Illawarra. As a rear-section system it bolts to the back of the factory exhaust and the valve control needs wiring in, so we check clearances over the rear axle and confirm the valve switches cleanly before sign-off. RRP is listed at $2,250 AUD; as a special order we'll confirm lead time when you book.
Stocked and fitted by Oak Flats Muffler Men, the Illawarra exhaust and 4x4 specialist in Oak Flats, NSW.
Oak Flats Muffler Men can check this part against supplier specs, part number, image, RRP and vehicle details for customers around Oak Flats, Shellharbour, Wollongong, Dapto, Albion Park, Kiama and the northern suburbs.
Send the vehicle make, model, year, engine, current issue, desired sound or performance goal, and clear photos of the existing exhaust where available.